images listlengths 1 1 | problem stringlengths 13 714 | answer stringlengths 1 169 | id stringlengths 1 4 | choices listlengths 4 4 | ground_truth stringclasses 4
values |
|---|---|---|---|---|---|
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAALoAAACMCAAAAADuRuydAAAPn0lEQVR4nNVcf3DV1ZX/nPOQF2gRaauNViYmbpvYnWLAjglrIT8GFBlmqzOdYjvbDDg7lLCzC4UdQWZ21dltAW1tO1UQq0LbkbW2K22nC2EYSUKFRLqQwIxL1JKkOyrBVYKA5L3wvufsH/f7fuV9f7/3YPczSd73e3O/937eueeee+69535J8f8VfLUJREeZqWveRz4EEEDF3IRv/TJSVyjI0CaIA30BC8CAAkyhyy8jdQKN191wce0NF/bS... | <image>As shown in the figure, the straight line a parallel b parallel c, the straight line, n and a, b, c intersect at the points A, C, E and B, D, F respectively, if AC = 4.0, AE = 10.0, BF =frac {15.0}{2.0}, then the length of DF is () | \frac{9}{2} | 349 | [
"\\frac{9}{2}",
"10",
"3",
"\\frac{7}{2}"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJAAAACICAAAAAAtqD2SAAAMZUlEQVR4nMVbbXAV1Rl+zgkaR8OkTklFm4hCMDckWmCk4mBLapHGaSdoW8UfOipFAgjjR20DDFSslNBRR1Gi0aGFts5U0PoxnTbQ0qKVKVTbxI+Q3HzHwqhEa4HEIYnc8/TH2b37cXfv7t4P+xCS3bPvnn3O+77n7Dnve1YQPqDQ/wEoab+Q+KTE8wanVKZIVwkhvIQOfW0MyhIiwMCqckFIQAAEbt/uujCvcrPtNkuPgI1nHgiZj+ud7i58... | <image>As shown in the figure, given that a parallel b parallel c, AC = 6.0, AB = 2.0, EF = 5.0, then the value of DF is () | \frac{15}{2} | 350 | [
"\\frac{5}{3}",
"\\frac{5}{2}",
"\\frac{10}{3}",
"\\frac{15}{2}"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAMsAAABiCAAAAADbg3jJAAAIzUlEQVR4nNVcbWgcxxl+5qSgktpVTAUW6dE7+S5YruXqrjZNIUoVGilSiE6oVGD/aJMUYluQgC3a80esEkETVNu4qqlKfY5La2KIRBTkug7GPhnsxgEVO7lVrcQS3otPVAGLKERxBIljS29/zN7ezn5I97G3Wj2CvX3fmZ2dZz7fmXlXjLBiQEyUh6sCgsrjaG4Kg44KGnWqlcRFAyJgTyQAoVWxFdTGRBxf16jL+wqqFzHnSaqK6CKsIC68... | <image>As shown in the figure, in triangle ABC, DE parallel BC, frac {AD}{DB} = frac {1.0}{2.0}, DE = 4.0, then the length of BC is () | 12.0 | 351 | [
"8",
"10",
"11",
"12"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGMAAABcCAAAAABffFQxAAAF4klEQVR4nLVaXWwUVRT+ZmnaWbNaCCEspHSlIWFRSKgJsrxYlERWoXbxBWIh8GY14otJMfyJJgQeTJSnYiBxCZCYuErVUmtoiTHU1J+EYmExAiZQ47YgUrLYnXa3c3yYubMzs3NnpjOzX5ude8+cu98959575pzJCgT/yAor7G6HAqCYfs/+fhAcp+YtqjbHtw3/2Sv458g9XD2vrrocpe42NISry3HhzccWF+xV/HLkHhKNNFWVI3e4Dbjj... | <image>As shown in the figure, in triangle ABC, the points D and E are on the edges AB and AC respectively, DE parallel BC, given that EC = 6.0, frac {AD}{DB}=frac {2.0}{3.0}, then the length of AE is () | 4.0 | 352 | [
"1",
"4",
"5",
"9"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIcAAABkCAAAAACJXHz6AAAGZElEQVR4nM2aXWgcVRTHz6zV+iBIcUO2ZO2qSc3qCi6mYKSBLKWlQeN2kWoVKm2wbosVW2mteWhJFYWAFVvJ1kDBBtqHSKIRjJLQ1EbsQ2qEtbQ1VVOzEitbIjRklHztzN+Hu7M7s58zd+/s+idh5+Peub8559wz994ZCSRWw9V+nmoOwRjL+/jqCebAkTW1RESWrSyY45PH/5KIiKTKcsTkp6ru4aopluPY27SWiCrtl5MR6UHmkYr6JSYD... | <image>As shown in the figure, in triangle ABC, D and E are points on AB and AC respectively, which satisfy AD = 3.0, AE = 2.0, EC = 1.0, DE parallel BC, then AB = () | 4.5 | 353 | [
"6",
"4.5",
"2",
"1.5"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAG8AAABsCAAAAABBOrMSAAAH4UlEQVR4nLVaT2wU1x3+xvnjqmyDKtaVU1ZF0KVGcg5LUCtLLMKqiNhGkXFbJz6EQ5FcSLqHpDItHHzwASmodRKTYsuBQ3zgsA1uqVSK1oIEpPjgNhJLKxqaxC7bDChIrirK0nY93szXw/zZNzNv3swsyyfwvD+/ed973/vNm/fbN2B8mFEGU0D/6itKkw5EYp+madrX7oOa2q6q/Zl8p/NJtVWMcQ1UyNGuWoSV0XOIJEfPPuj41owcMLFz... | <image>As shown in the figure, AB parallel CD parallel EF, AC and BD intersect at point E, if CE = 5.0, CF = 4.0, AE = BC, then the value of frac CDAB is () | \frac{1}{4} | 354 | [
"\\frac{2}{3}",
"\\frac{1}{2}",
"\\frac{1}{3}",
"\\frac{1}{4}"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGQAAABwCAAAAADNzooFAAAG/ElEQVR4nLVabWxb1Rl+jhN6mWYp/EjUTIkWWtu1s/2oGQg0MkH+QAI/zIdS1goiDSmkiE4LUiWgWtA6rdLopmmAMKUoCCRAakkkxIc2ZxFliILagnCQQEmw0zkjRaD0R5dk2nXa+NmPa997fc+5jn19eGTrnvOe4/vc877vec97jq8gNOMf23cDoHCJQro5Lv9GAICbQz/J+I93SjLdJMeS38hCzSSF1Z93hAFUW1ofCQHgz49jF+AxiT4S... | <image>As shown in the figure, in triangle ABC, points D and E are on edges AB and AC respectively, DE parallel BC. If frac {AE}{AC}=frac {3.0}{4.0},AD=9.0, then AB is equal to () | 12.0 | 355 | [
"10",
"11",
"12",
"16"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGQAAABuCAAAAAD0EunuAAAJN0lEQVR4nJ2aS2wV1xnHf994CEnr4GsIKE1peRlsY/Mw6qIJqSBRGowUQdKybBddpEhEFSUgIVWRIFIXXZCojTBSq1TZZAdJu4gAtwmsqkpEscvTPGxkEhpFDbGvH23geu75upiZe+fOnXNmnM+S78x5/c/3POc7Z0RJkwqA8VCBAyv3JwrTjQqS14xRqxCgXApf02Mm3g2YeYJEUzTRv8lFzX1SQ3rguWGaQARRwEMVD+4tye7z5oEaz2jW... | <image>As shown in the figure, the straight line l_{1.0}parallel l_{2.0}parallel l_{3.0}, it is known that: AB=4.0,BC=6.0,DE=3.0, then EF = () | 4.5 | 356 | [
"8",
"6",
"4.5",
"2"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAI4AAABKCAAAAABI7zN2AAAHjklEQVR4nL2ab2gb5x3Hf2dCGnuFvqiE1aJExfGwVm+JG79xWYK7RelCl1ClZPhFZaalakObwfLCpR6YOgVTPGOoC8lw5pRpTE5c8OyG/plKU+YxhypzU48QcFnkVo6Jq0UZdZa6UeV7nu9e3Em6Oz13ulMkf8H2+fn7eX73e/4fQaATRET0giiq6uLgmv8kkEAnLp6v/y5Qf75BFFlL1YkC1xefbKAt41+c2lAUmOGszO0liR7uSG4cySVJ... | <image>As shown in the figure, in the parallelogram ABCD, F is a point on AB, DF intersects AC at point E, if CD = 10.0, frac {AE}{EC}=frac {2.0}{5.0}, then the length of BF is () | 6.0 | 357 | [
"4",
"5",
"6",
"8"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJkAAABUCAAAAAC0QcoMAAAF6ElEQVR4nL1az4scRRh9FRY8eBj/gEkmuzOS5G/wukGQ7Q1IcnaiEoOLkEDGuyAIRsjVDt4EUYKXpJdM0rsaZY/eohCwZ714lcxmPezBquehq39OV0/VpCuPmd3qnu6q19/7vq/r6y7QEVsAANeznBACASenYA8CwIMgISfC4TRHzERC3hEj96sPqKiCiQdbpcCEJCexi80AAHsXICjOP/NhLgC4iy9BYLTuzOzxRUBg5IMUAOCju4AArg2d... | <image>As shown in the figure, E is a point on AD of the parallelogram ABCD, passing the point E to draw EF parallel AB and it intersects BD at F, if DE:EA=2.0:3.0,EF=4.0, then the length of CD is () | 10.0 | 358 | [
"\\frac{16}{3}",
"8",
"10",
"16"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJoAAACCCAAAAACbEY49AAAKpElEQVR4nM1cfXBU1RX/nezDZDA2OHUEbUgkTGcWdETEKdiZklhwZiFJDZWKC62hLVYt2gI6pYwCC6XtgFaECVM+Mk7Sig0DHeIAwRSiWcQkWGZgBLqho3w0OzYZsBQJlLBv9/SP97Hv7Xtvd997u5v9/ZF9796z5/7eueeee+69b0OMnGJgNACAKbVoQZapqJBMcOaBiwCANJjljhoB4IHqHeUKy5TIGTUwcL16aR3SMxkAyqGvRevKG2yI... | <image>As shown in the figure, it is known that l_ 1 parallel l_ 2 parallel l_ 3, if AB:BC=2.0:3.0,DE=4.0, then the length of EF is () | 6.0 | 359 | [
"\\frac{10}{3}",
"6",
"4",
"25"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAI8AAAB4CAAAAADun/7uAAAG7klEQVR4nM2bT2gUVxzHv7NtyUWUlqRGtIb6pwlemtqLpdAsIrqlsm5FkBYLkbSxh0IOHuyltx48tNCCay0GjBghEksQFCdUJIVGUgS3XppaTF1JWwQPDaaHmMzMt4f5s7MzszPvzc7L+gVx3pvZyWd+v9/7ze/NvNEIOU2u75X8hZRyksevDCnB8CTJwy82bwUAWasKS5Lnu9f/0QBAU8ECyPJUF9/qWKOIxJYcz1cnsB3As+Kv02XtVdtT... | <image>As shown in the figure DE parallel BC, AD = 3.0, DB = 4.0, AE = 1.5, then EC is equal to () | 2.0 | 360 | [
"1",
"1.5",
"2",
"2.5"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHEAAAB8CAAAAAB7iwDSAAAHbElEQVR4nM1bbWgc1Rp+TnIxC10I4mrTa2j6ETGS/ggovb2YdlP0h+AWEy16QSWNVLRUsNCkFG5BReGWewutUFGpHxOskB+BpJpoxV6JmwjR/AhCJf5Id8tNL6S3+ZHLXtiRJvPcHzO7mZk9Z+bMZFJ8SHbnnPc988z7nI898+6sIBLE5P07Qn3qkiTEPhHukyjjiez2cCeRoKqDO/dqnC3BGIu4P6vhliDj+73YfUcZB/8hwgcqgD8kRVgE... | <image>As shown in the figure, in triangle ABC, points D and E are on edges AB and AC respectively, DE parallel BC, and AE = 1.0, AC = 5.0, AB = 6.0, then the length of AD is () | 1.2 | 361 | [
"1",
"1.2",
"2",
"2.5"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAH4AAABZCAAAAADd4c/aAAAF30lEQVR4nMWaX2hbVRzHvzcZzoeyKKYssmHdzLZicQZ8WGWOBN1YByOWMVDwwQ21IHtoxwY+rNiBghWV5iVzsod1olDXQPewuYxVnVKhT94JxTpt1wx0RHxp1w7a9OZ8fbjJTZrcm3tOehO/tDfn3nNyP+f3u+fv70YjXEWtkLixOeJeWkk+iTJF+mqvx3A5fFH9T4Wbjqd1/Dxy32u6O14rHjMPXmxtaTre0ifvYafXdHn8uXPaNs/p0vjM... | <image>As shown in the figure, D and E are points on AB and AC of triangle ABC, and DE parallel BC, if DE:BC=3.0:5.0,AD=6.0, then AB = () | 10.0 | 362 | [
"9",
"10",
"6",
"15"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJoAAABsCAAAAAC3X/TPAAAIdUlEQVR4nM1bYWwUxxX+5gy1GtG6Eg7epJeggNMcHMEmdxZucApqkTgkR+KHpWBSVXZFRSW3CiJNZNQq/ChtaRqhKnIk0lTFbmhKhSsqhdomKcKmdrjGJjZg56jkJFS+SqZ2W6yDxqn39uuP3b3bvdu5O+f2bvvJ9u68eTP3+b03b2bnZgXhGSiAS2sCAAUosqp9HlAyIQD1uwAhgGxmnlID8OO1DzqxAuA1tZ66v8srPaUWvxNac4+01lNq... | <image>As shown in the figure, triangle ABC similar triangle AED, angle ADE = 80.0, angle A = 60.0, then angle B is equal to () | 40.0 | 363 | [
"40^\\circ",
"60^\\circ",
"80^\\circ",
"100^\\circ"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJ8AAABWCAAAAAD0lxtAAAAGj0lEQVR4nM1abWhbVRh+7+gP2Qf9c1OjRudGRyZVF7dBw+wsSJWJs+tYcRsKK1IcsolC6+hgtIhTNqysYoVVf1hc0QrDZDK1G3V0s6XCBp1QSWcKm6tCugwWzGhvk+w8/rgfuUnux0lyc+dD2+S89z03T5/znvO+59wIIFcBEujX54iGHrv5Go//skoTyoMgpHa0zQNTu9YQEZGdPILL+lG69db5VUSLz5+p4XGvqjQfPSAQfTUZXkVEVa9w... | <image>As shown in the figure, in Rttriangle ABC, angle C = 90.0, BC = 3.0, AC = 4.0, if triangle ABC similar triangle BDC, then CD = () | \frac{9}{4} | 364 | [
"2",
"\\frac{3}{2}",
"\\frac{4}{3}",
"\\frac{9}{4}"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAATAAAABoCAAAAABTOvMBAAAKsklEQVR4nOVdf2wT1x3/XIFFk6Kmm4K4CYus4I2oKeAt1UpFkDMIxa2y1IhI6aRMhI1fGu0aBBlhTRUkqJpWYWUbYamyjWjNKlDCQsuPOgs/1aClSlUng47QhdYU2IJAm4ORMMnlvvvDPsdO7Lt3954TsD+CxL77fr/v3ee+973ve+97F4mQfnjhAwBAa6kF3UfEduXhwPslXqLhPJcV3bQkbGTYgV/PKMy0opuWhJ0uhO8y9lnSTUvCvqiW... | <image>As shown in the figure, triangle ABC similar triangle DEF, the scale factor of similarity is 1.0:2.0, if EF = 2.0, the length of BC is () | 1.0 | 365 | [
"1",
"2",
"3",
"4"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAFsAAABXCAAAAABOn2Y+AAAE60lEQVR4nLWZz2ucRRjHvxNkI9mjUnvYuHZViFJjqV6sYA96SErRHnrZVMENeApCWdpSEHIRvHhQZHsQe0hAqJ6CuNkQMJiN0T+gFLcnPWSFQqomJsG875b36+GdeX//mNl9fcjmnZ153+8883mfmXnedwWhbRTA1okpt6BhY/rSEMCjDwFCT9pIG8An1ad1lU21l1/+w+BsI+3+4SsnJv4n7S8W8KLB6Sbay5+KSRNXDLT7h2S3ZqD9mL70... | <image>As shown in the figure, DE is the perpendicular bisector of triangle ABC. Given that the area of triangle ABC is 8.0^2, then the area of triangle ADE is ()^2. | 2.0 | 366 | [
"2",
"4",
"6",
"8"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAMwAAAB+CAAAAABNS6FQAAAJkElEQVR4nN1ce1AdVxn/ncsaOorijCTUKZohqEHRCUyIUG8YaEMlsSVJJ2DSMZXcAQoWIomAgAanDLEhQ9qSBBIYbybBx2gL2CCtcCuxVHINndxKnJSZ6IjSKVVxcJSWTKUs+fxj9z65j32cu0v7Y4bdPXvOd87vfo/z7e7ZZQRz4UhM5ybLwk2SNizXcBRmMhlq/nQKAPCxD5PJnN/ydwYAjIs0c8nMvHPv+jh+4swlc6oBnwXwgTCzc10s... | <image>As shown in the figure, D is a point on BC of triangle ABC, it is known that AB = 6.0, AD = 3.0, AC = 4.0, angle DAC = angle B, then the length of BD is () | 6.0 | 367 | [
"4",
"6",
"8",
"9"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAALsAAAB/CAAAAACSguwUAAAJ10lEQVR4nM1cbWwU1xU9z0vlFFmllSw8bUwNOFU3sR0veKkXdSmOQAoIR0WVI+KQqG5DlR+oauWgCClpSJu0pSpOQUoUJPrDKBD44YhKtYAoIBkbiI2NvKEmDoqdBGEaW3Ibu6bFiNm5/TEzO7Oz783X7uzOkb0ze9/Hnr1z5r43d94OI4QV/cuj9hXKisPDPTK+lH/pVDV03Jm+84eaFQ5VQ8ddAx1tvM0c6oSV++07TcuXOtQJI3cCcGg3... | <image>As shown in the figure, if triangle ABC similar triangle ACD, angle A = 60.0, angle ACD = 40.0, then the degree of angle BCD is () | 40.0 | 368 | [
"30^\\circ",
"40^\\circ",
"50^\\circ",
"30^\\circ或50^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKoAAAB5CAAAAACMt+XfAAAJXElEQVR4nNWcfYwUZx3HvwM9MHqRP7yTpW48gdO7ujTBQuJpW7nqNRDEhbaaXuMLJQGO5DC0ASwaTdfYyBJRr4ZtjlwaIKGy6WEO07MuodUzOYTmaraYlZeUc7e9tjl6TXOypCxzd/P1j5md3dmd12dmF/2klJlnnufZ7zzP73n7Pc8gEQY+aEIdoeQh8jw9FQDg7/fPBS3HDonOcXTmGW+/+rmDKMr+X6PyvcY70uHbo8SRqir42ZvJ2yLE... | <image>As shown in the figure, two straight lines are intercepted by three parallel lines, AB = 2.0, BC = 3.0, then frac EFEG is equal to () | \frac{2}{5} | 369 | [
"\\frac{2}{3}",
"\\frac{2}{5}",
"\\frac{3}{2}",
"\\frac{5}{6}"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHUAAABwCAAAAAAFomDTAAAHB0lEQVR4nM1bXWwUVRg9t0W6CUv0ocg+VBsQZBFJS2jiNq2xRWv3QVqiNJhUH3ywJrSKSf3hgSehWhOJf21T4oMkYNJYCDwQ3UpLi9Gwpku2PLUNIE0AA6kYmq7ZTdvd48PMzs7szOzO7M40nrDM3O9+zJl77p3v3vnuIAi3MLKx2qyqxDXS5UPmde6xHnlyy+qxUv4NVP+VPl0FViH95hZrN6yXi6vACgAgvvgYT5vXu8MqBvrFphz17rDO... | <image>As shown in the figure, in triangle ABC, DE parallel BC, if frac {AD}{AB}=frac {1.0}{3.0} | \frac{1}{3} | 370 | [
"\\frac{1}{2}",
"\\frac{1}{3}",
"\\frac{2}{3}",
"\\frac{1}{4}"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAANsAAAATCAAAAAA8UydFAAACKElEQVR4nNWWP2sUURTFf3dMobBtkCBB3BhTCGYFuzQbIbBaxCb5ABaukCbigjYWaxcLLZQkmHyETWMjswgh32AjaCFsnG0UbCxcsMjIHIs3WSNZkJl5mnhg3j/eOXPPncebawKgSRNPkB0SdJNieKxmPmKQ9h5iGKbkQ1a5WM3mwFs+gZON1Jt3azoByTIXQ5WqX90d34LZA9gZSYce02waNvzXqB7r2/86gj9v+W9x4K296136+E7ELTOz... | <image>As shown in the figure, C and M are two points on the line segment AB, and the point M is the midpoint of the line segment AC. If AB = 8.0, BC = 2.0, then the length of AM is () | 3.0 | 371 | [
"2cm",
"3cm",
"4cm",
"6cm"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAK8AAAAXCAAAAABYYECxAAAB9klEQVR4nMWWTW7UQBCFv7LwLbKZ9XACpMS+AGdIwhlitpgtl8A5AwfIxMMtkNrnwI38WLTHeAxB3R7JeRq5q8p+Xa/6pzQmgJqaFMhOj2jU+pyU4hyfrA5GhlbQjbomSS6pn79Azi6bZ3Nka5Z3HS7I9IdqAigp48km4EA5saNwSEnxD/YhGG/SuZpUJsi9SO2MnZJywtgZ0hrEOsaSZFo5yyshI73TbHdF/0Y2jt+7eI5RmpltWebEPem9... | <image>As shown in the figure, C and D are two points on the line segment AB. If CB = 4.0, DB = 7.0, and D is the midpoint of AC, then the length of AC is equal to () | 6.0 | 372 | [
"14cm",
"11cm",
"6cm",
"3cm"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIwAAAAWCAAAAAA3VivHAAACKElEQVR4nMWUv2/TQBzFP2dFZMlaBpCQiIAMLGFEXcwQ0SkszGzNAEMrRWL22KUDSOnEwB4WFpSChPoXkLIiVUkHGFkSKVdH8mOwU8f5aTupeLJ0vu/5+/0+v3d3RgAeHv8VMgDONkp53qbZBojIaGM6y5pkgwNgzNaZ5EIBAJ15mxQ5W7jlzmTSSq7IJiHw3NxEBLiL01NzibZMmKAbsSntEY27p2efsuAmmBzt0/N8+S+MY8zt4RwXseaQ... | <image>As shown in the figure, BC=frac {1.0}{2.0}AB, D is the midpoint of AC, if DC = 3.0, then the length of AB is () | 4.0 | 373 | [
"3",
"4",
"5",
"6"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGoAAABFCAAAAACHsCyoAAAELklEQVR4nL2YX2gcVRTGv7tdEWwhSDcYJBKtCy4GAk3BttBiHiJuoIoPEQwopkJT/zwZUmhR2GoFBTGmWDAo4ooRAj4EUbGCNREJpqSlWBe2JSWRJlCDMU1cC+3Zu+fzYXbWbDZ2Z3ZnctjZnZ2ZM78553733LkXDNuUPQDQT0OEb6k9XXZXXyR0DoErjyL61Gz4KIOF5buImR2howicOQCT+vkgQpcF2QMgSUbDjgpYuE4aAOG3FeYehsHm... | <image>As shown in the figure, after Xiaolin walks straight in the direction of west from point P 12.0, turns left, the angle of rotation is α, and then walks 12.0, repeating this, Xiaolin has walked 108.0 and returned to point P, then the value of α-5.0 is () | 35.0 | 374 | [
"35^\\circ",
"40^\\circ",
"50^\\circ",
"不存在"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJIAAACMCAAAAACyzK+5AAAKDklEQVR4nM1cYWgcxxX+RnJPLVkqt1HqQk5JbcmVitLojAMllosVbMcKSWWHWJFEpJRCYmGs4kICSsElheaHVdpCUjs12AVD5VqKpbqlSSohE7vgNj+cViesYAx38RXHbRqpRc0pVLeS9/XHzN3u3c7uzuzdVv6QufXMzux3772Z9+bN7DFCtJjakNBsURUFDQdWDms3iZgS/eC+BgDQ0UXElH7R+ncGAEyjTbSUMtmH7zF0G0VL6SdD2Azg... | <image>As shown in the figure, it is known that AD is the midline of triangle ABC, and the perimeter of triangle ABD is 3.0 larger than the perimeter of triangle ACD, then the difference between AB and AC is () | 3.0 | 375 | [
"2cm",
"3cm",
"4cm",
"6cm"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIcAAACZCAAAAAAgUHY9AAAKGklEQVR4nO2cf3AU5RnHvwshhiASJoIHRIgBklDaEFJLdaAQAkiqIwIqTVUKLT8K+cOgDTWtyo+iUgYoMm1qf9BScEKwKrGjeFTROIUWAw1JGGbIVCSXTuFiDRztlG7WhH77x94ll7t933139yCO4zvZSS737ruf+z7P+zzv++57qxGfitKvrwHC5XOO3iUxHPUnvbaQEA7jMc9NJIRjy4AxnwaOfVneW0kAR2v715IH9j1H16+WIzO17zl+... | <image>As shown in the figure, in triangle ABC, AB = AC, M and N are the midpoints of AB and AC respectively, D and E are points on BC. Connect DN, EM. If AB = 13.0, BC = 10.0, DE = 5.0, the area of the shaded part in the figure is 2.0. () | 30.0 | 376 | [
"25",
"35",
"30",
"42"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAPUAAACbCAAAAACfJIKTAAAT1klEQVR4nM1df3BcxX3/PgwhP9QoMzyFY0ZwBAQ+j5RyrUN9xm5OLQZfiyNrsBg3g6jFxLbCqC2iVlKlVUbMRNMerWnURjIGM0UM/sPEMiKtSc7BgEiUyYEpZyYy5ySCOyOSEZzbyhwZn0/HfvrHe+/u3d37sbvvHuPPgPxu3+5+97v73d3vfve7+xSQn9j6n0TU8naTr0TEcYm/2f+gKwX85XUfkr+VKwqfuV4phon2rt9Dir90BOEz1y9e... | <image>As shown in the figure, C is a point on the semicircle O with AB as the diameter, connect AC and BC, and make square ACDE and BCFG with AC and BC as the edges respectively. The midpoints of DE, FG, arc \athrAC, arc \athrBC are M, N, P, Q respectively. If MP + NQ = 14.0, AC + BC = 18.0, then the length of AB is (... | 13.0 | 377 | [
"9\\sqrt{2}",
"\\frac{90}{7}",
"13",
"16"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJIAAABfCAAAAAAmZsE4AAAKjElEQVR4nL1bf2xb1RX+XtulElh4G67qDlfu0qyJKBBX2YQRZg4jAqNFacSCwtSgdVraMCot6RptmVSR/VGJSAMpTE0XyBBBKlpQOoVNoU1GR7PNFYZufWFqZWBp6y6wpUrFDEZb7Drv2x/vh9/z+2H7JeHLHy/33nPv+94555177n3X4OcCqbg8BDTmui1l1+FzgWAspta9S75UtcVS9nOiZMSN2P7ngW2Haixb14wSsVsQBEEQTpjbRj5+... | <image>As shown in the figure, in the quadrilateral ABCD, point P is the midpoint of the diagonal BD, points E and F are the midpoints of AB and CD respectively, AD = BC, angle FPE = 136.0, then the degree of angle PFE is () | 22.0 | 378 | [
"15^\\circ",
"20^\\circ",
"22^\\circ",
"44^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKUAAACMCAAAAAA44zb4AAAIjUlEQVR4nO1cXWgcVRQ+G4NdFaRQAltEsk2RbFHptihEfXCrUYMKrk+mSEz6Yre+WJ8UQbKiUCUPpU+x+JBWSSuKTXyxsSBRoaQVYlIQU39gtw+aipHWh5i9O7tzfJidnb+7955758ah0A/C/J2ZfHNmzrnnu3fuphBuAHQlTYCEmyzNITGW36dSM2Tj7k0kIsKpqfUfvyNbp5KJcfbsJ9sUzBN64p8/pUIyKZa/7lQyT4jlPXNw5Zl/yeZJ... | <image>As shown in the figure, it is known that the straight line a parallel b parallel c and the straight line d are perpendicular to them and intersect at the three points A, B and C. If AB = 3.0 and AC = 8.0, the distance between the parallel lines b and c is ( ) | 5.0 | 379 | [
"3",
"5",
"8",
"11"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGQAAAAvCAAAAAAwFjAnAAAFAElEQVR4nLWXW1ATZxTH/wkBCgIqVeoAUhw13goiEjqxiuBUpGADQiBAuFoK7bRTZzp9cZy+2HamY33yrcWqSAIkxAvhKhcdB4WOFWlF0EFBURAQSPACKCF7+hCsXLK7AfH/tv+ze37fd+bst2cFREzKrR93L8G70UQTIwUYot5ftseX0TvRxRzJ70QCRgDggbbS+fMUlwXexZCudGBbghSTEKBbVyhSprouIOJ+XpWDTCYG3kCAJxq1Y5LM... | <image>As shown in the figure, it is known that angle 1 + angle 2 = 100.0, then angle 3 = (). | 130.0 | 380 | [
"50^\\circ",
"80^\\circ",
"130^\\circ",
"120^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIAAAABkCAAAAABrgGeDAAALxUlEQVR4nL1aeXyM1xp+vplJIrEFde2lobV1u9TtXK7ey50yCUFD6+IXtEVLrtrqKrWrrUmotfzaW0tb2lqKtqr0alGUILZYKkKCiCyIJJOZ+b7vPPePWWSZyXwzwfPH5DvnvOd9n3PO+57vPeeLRJQBpbI1bqjnnQ8S/3PG+eBJbkWEW65RLa/aXCI+BAAAhT8CADJ2ukkufrasTAniIy67H5/tCEgMbteknJAPAoRT9MgBAHcuAgBeeE8L... | <image>As shown in the figure, there is a pond. To measure the distance between A and B at both ends of the pond, firstly take a point C on the flat ground that can directly reach points A and B without passing through the pond, connect AC and extend to D, so that CD = CA , Connect BC and extend to E, make CE = CB, con... | 58.0 | 381 | [
"29米",
"58米",
"60米",
".116米A120^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJ0AAABuCAAAAAAYS069AAAGY0lEQVR4nO1bf4gUVRz/vGkbMc7znzsqupLcE4STuK0/FDzl/jgj8zYSAsVOUBAFM9DLtROkH3LSmYEIZ3lH4ELJKWGWJqm70l1oKFSrdnRFs2V4hJxF6Uk6e7fz7Y+Z3Zu5nbt9M/Pe7D992NudefudeZ/5/nrvfd8eI1QM2Xr0bJxWQgmJSQkI6XpD06YXYpXTHdOi5UQqpjukd5QlV0HL/lqeXOXYMWgAKydUQb8DynVeQXYcqFxU8OB/... | <image>As shown in the figure, the parallel lines a and b are intercepted by the straight line c. If angle 1 = 50.0, then the degree of angle 2 is () | 130.0 | 382 | [
"150^\\circ",
"130^\\circ",
"110^\\circ",
"100^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHMAAABpCAAAAAAsZUPHAAALC0lEQVR4nL2aaVwUxxLAa2b2QEAlcggCghjUGLwvUAElISAiiIAoHlHjEWMgMZpoPPJMfC8SL3xJNIrhmYdBCCqHghxqAMlPUAREBCOgXAkox3IsLOw1nQ+7wLI7O3vp1qfp6qr5z0z1VHfXDIYQ6FsYCNM7E9fQvuqRzkjE0MyePDZqqs5QDe8zJpqL+nRlanaf1bfNDVBMnZPzOL0xBRnBbAzvutZ63XHWu4b6YeaW+/wogFUd61oeJGVO... | <image>As shown in the figure, it is known that angle 1 = 60.0, angle A + angle B + angle C + angle D + angle E + angle F = () | 240.0 | 383 | [
"360^\\circ",
"540^\\circ",
"240^\\circ",
"280^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKoAAAEWCAAAAADTYlPkAAAXPklEQVR4nO2dx3OjyXXAX38AiJwziESQBDNndmbDrLySLcuy1tJB1m65fPFFLpf/Dh98c5V989VVLkll6SCXJEslr1ZZ8q42zAwzABJEJHLO6fvaB4IcBoQvNDhU1b7L1Hz40P3jQ/fr1+91QE34YxHqZQOwFzEoXjYCW/kj0upnqLOQz1BnIZ+hzkLEMywbAwAgYsXNEnVQouXKOWLFzRK1/RGszf1xoFb/U79EsC/MsFulPk6BmqAqZqZV... | <image>As shown in the figure, in the isosceles triangle ABC, AB = AC, BD is the height on AC, if angle A = 36.0, then the size of angle DBC is () | 18.0 | 384 | [
"18^\\circ",
"36^\\circ",
"54^\\circ",
"72^\\circ"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJYAAABPCAAAAAAsW2PZAAAE+0lEQVR4nM2ab2hWVRzHP+fZqUEOBjWdwhPLkTkp9HkhKFgITUNLycA/G66UKHpRkBEFvVFfSb0QDGbpm9rYM5zkUxNTiNmLocZglQXakoqSDdJcmDRhsrPn14v757nPn3ufB9q5d1/G7jn3Odv5PN/f75577zkHqU35kqMFOf96ZiVD6bspIjRVKCokquVcSAFM3HdSPtn5gI5quGJdGyDuX1iGEjgI755bzrJFRLl1/a9Wx6MYqNxgXGje... | <image>As shown in the figure, if a parallel b, angle 1 = 115.0, then angle 2 = () | 65.0 | 385 | [
"55^\\circ",
"60^\\circ",
"65^\\circ",
"75^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAALoAAABsCAAAAAD4AvcfAAAQKElEQVR4nNVceZxV1ZGuOsu9t99rNtlkU1AQRCESdjeMa0aNk6AikZAIQVQUUcRBRcFx+Y2ocTJGHaOMG4LLqHFcUKMoyrggI4gKiiDLoNKN0HT3e+8uZ6v5g0UE237d/W6Pfn/1636vznfrVdWpqlOnkaBpsBxiyRwzEh6CkVkSTZRXPFiTJRBJhgASNj8c5YCXgFORaDJ1DsiRECG8eX2//XlsS8GqKJRA6wBWI8Q3tNq/wAmxBKSKQ0mo... | <image>As shown in the figure, in triangle ABC, angle A = 80.0. Point D is a point on the extended line of BC, angle ACD = 150.0, then angle B = () | 70.0 | 386 | [
"60^\\circ",
"50^\\circ",
"70^\\circ",
"165^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAK0AAABjCAAAAADMJt9bAAAI8ElEQVR4nO2bb0xdZx3Hv89hXRtDd9+MclnoiIiFBE0K2pU6JqhbADXYJmiraQzLKn3hC7tq1i0xEBN1NVOsEVgn0zDXWAZIp/bPZd0sMzRijdBFLJvpn9t1qR3q2nKJQrnn+fri/L3cc7j3nHPvBZN9Q7jPOed5fs/nPud5fs/fK4j/IykrDeBJ79P6EjFy3gy6Vc9VQysWv2EGIVwirQ5aAvj2/WUp460OWgH0bL6eOt7qoAWisW0F+fYb... | <image>As shown in the figure, a parallel b, point B is on the straight line a, and AB perpendicular BC, angle 1 = 35.0, then angle 2 = () | 55.0 | 387 | [
"45^\\circ",
"50^\\circ",
"55^\\circ",
"60^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJMAAABzCAAAAAC5ym9LAAAGdUlEQVR4nOVbTWxUVRT+7rOkEbQLwitMAsGkLBSwtDRUYprwBpOJit00xjRkBkJdAAtpTCkmJAY2xs1gaDUpJNIpqUpw0VWJqQumWjfYSPuGgJsaIzEUZyqmmM4Mkc7nYn76Zjp/7913nSZ+m7l/57zv3nN/zpt7niBqDe8kAP0Pkc0LrXZcsggbUfLw5pXBWQOcsKQDF3cdzeXXAKc7LwJAs5krWAOcPu8BgNaVgjXAaewAAMzszRXU1YxK... | <image>As shown in the figure, the line AB and CD intersect at E, and there is a point F on the bisector of angle CEB, FM parallel AB. When angle 3 = 10.0, the degree of angle F is () | 85.0 | 388 | [
"80^\\circ",
".82^\\circ",
"83^\\circ",
"85^\\circ"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAALAAAACDCAAAAAAIMs6BAAAHRklEQVR4nO1cbWwURRh+RnT50z+mB9bQBFsklhjtNmmBWCP9gxBBU9MSagxIAlj8iMWA8qfGS0qkjYAhFkKliRBDbGzRmoD2ALEmJVohtpoYJfbL9CoamphAid4WbvyxX7d3t3e787FbEp+0vbnZm7mn78y888w7s0so7izcFTYBv/ifsGzkJjxBSFtARLwiJ+HY8hvjY0Ex8QiSw0vMPtKlBkbEK9wtTPHVKjU4Il7hTphgrBQA5pijztmH... | <image>As shown in the figure, it is known that straight lines a and b are intercepted by straight line c. If a parallel b, angle 1 = 120.0, then the degree of angle 2 is () | 60.0 | 389 | [
"50^\\circ",
"60^\\circ",
"120^\\circ",
"130^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIgAAAB1CAAAAACw3fZJAAAa0ElEQVR4nK17d5icxZH+W939fTOzSdJKC4qrHFAWylkgDAIDRsLmsE3GIIcDnzE2nA1n7HPGNjbJ5sBk2xiD0YlwIloEgQUKCCQUrZzF5glf6K76/TG7s4t2Ryvx/Op5FGbm6/7ertRV1dUkODESAgCwYitGQwCBAmLSJKD87wxVeJ4Vk1v71U3ZG8/dNa8663lF5lVFvi9KLBDHAgvPVxwHDkqJwNNkw9CKAGKZpLA+jm1806Xf2b13xuLa... | <image>As shown in the figure, C and D are two points on circle O with the line segment AB as the diameter. If CA = CD, and angle CAB = 25.0, then the degree of angle ACD is () | 50.0 | 390 | [
"25^\\circ",
"30^\\circ",
"40^\\circ",
"50^\\circ"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAFsAAABFCAAAAAAAgcWuAAAGbUlEQVR4nN2Ya4xVVxXH/2vtvc+9dx5MZ2AYHqXT16S8bJWhAtZUjMmQVtHEaKQmdTQRtUltIqIf/GLTpOkntTEtBppYbMSEtClCDNGQYMegIT6oEMDAgANTpkMHpoPO4957zt5r+WEeToc7956510+uT+fe7PPLP2utvfZ/HyoaDwuOD69dUzSWUUsk/xwpuLXNABQgWDIGAM4e32pyVBMZiI4dXF7f+S0HEABwAhGR/l8X6yUuao3wtRv2... | <image>As shown in the figure, AB parallel EF, CD perpendicular EF at point D, if angle BCD = 140.0, then the degree of angle ABC is () | 50.0 | 391 | [
"60^\\circ",
"50^\\circ",
"40^\\circ",
"30^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAL4AAABvCAAAAAB3fSXLAAAIYUlEQVR4nO1cf2wT1x3/POjChqLRagS8zS0lMTNdNsmZsi0MOkJXCVMgZIJNldZ2IK1ZNKYlW1qVPzLRakhDKhOtlmRpqZZsYm1HggIqrIapNFJTkY5OTtVUNCVpwqBTI6otaVItZ4f77A/f+e5sxz7feyaiykeJ79f3x+fe+753733v2YK4mbFovgnIYYH+fGKB/nxigf58YoH+fOLTQp87hBBixfR8kskfSfriZE2UfKh0GgBumoGQFTzx... | <image>As shown in the figure, in triangle ABC, angle B = 40.0, passing point C to draw CD parallel AB, angle ACD = 65.0, then the degree of angle ACB is () | 75.0 | 392 | [
"60^\\circ",
"65^\\circ",
"70^\\circ",
"75^\\circ"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIUAAAB4CAAAAAD5vW4nAAAPyUlEQVR4nMVbeXQUZbb/qrN0k+6QDQhJ2CcsQdRBUZRNMewqDgO4C6M8HJ2n6EOZ89BBnacyjOjMIG6c5zyXUZSRQdlUFhGi4CiyySZLkITO0um9q7q71vt7f3S6052uTrpIwHtOzumq+qrqV3f5fffe7wsHZlR8O4qutBm+q00xGQeRv2LidxpjZ8CY9rOh6Cra35xapbr7c4w1GdekvsCYkBsby6VvLf+nBrwGb21DMg2C5gppwz3i0G9n... | <image>Place a pair of right triangle plates as shown in the figure, so that the leg of the triangle plate with angle 30.0 and the leg of the triangle plate with angle 45.0 are on the same straight line, then the degree of angle 1 is () | 75.0 | 393 | [
"75^\\circ",
"65^\\circ",
"45^\\circ",
"30^\\circ"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIQAAACFCAAAAAC/cw/eAAAaPElEQVR4nMWceXSdxZXg763l2973Nr2nfbFkSba8G9tg8AIYMBiwA4QEwhKamYTMSWYy3cnMSZ9k5pw56fSck+5Jk24YSJqGDDCBBIjtsDgEzGIMGBuIMRgveLdsS9bTk570tm+tqvnDls3gZ/sJ7OT+qVf11e+7devWrXvrEyo4z6IkQaUQA4quLiip0KTS384tgwAElIHk6BDYucuv0AbPvyZCQgGUoIJuzj125F9mnNqEnW8GQK6Eoiio... | <image>Given the straight line a parallel b, a right triangle plate is placed as shown in the figure, if angle 1 = 37.0, then the degree of angle 2 is () | 53.0 | 394 | [
"37^\\circ",
"53^\\circ",
"63^\\circ",
"27^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHsAAAB2CAAAAADNMrN9AAAS3UlEQVR4nL1ad5wW1dV+zi0z85ZlWZcqVVBhBQFFWERAEJBiLygBsSaACKKg2GJiomg0igpRMZpobB+KIGJDjdgNRg3WxGBJPo1gpC67b5mZe+/5/qAEt77v4pfzz+5vd+Y+85xz77mnkUPzxDoN4tmLtM/mwEcPZMXFvU9MqpnQUDCxH16/efgp+U+XCBmSKHqJ4t/YKYyspkCVH7nPuh6HJ2Ipi1+i2bwzQZqyyXfbmIfCjhO90C9S5cBe... | <image>As shown in the figure, the diagonal AC and BD of the rectangle ABCD intersect at point O, CE parallel BD, DE parallel AC, if AB = 4.0, BC = 3.0, then the perimeter of the quadrilateral CODE is () | 10.0 | 395 | [
"10",
"12",
"18",
"24"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIwAAABwCAAAAADp+8eAAAAHQklEQVR4nMWaeWzVVRbHPz9+1ClMK1tYEppYxBmXKnGhyQQzqWPMAEljLCKTSogNMZoQko5RyZBGNDHMQoaYdIjbEE0l0cZqRAK2wzDBUYakw6JJUbDYdOi0SodOSxcK9fX3zvzxFt5vv7/tzfnn3XvOPef3ffeeu517NKGo9Nd5K92FM4qHA+APv2zxkGpF7Zl1H9H9E3dxMcGkF1zmhimPBkUcpvP6ZXjes4kUiw7AERj1alK0nvntw3Qt... | <image>As shown in the figure, put the right-angled vertex of the triangle plate with 30.0 angle on one side of the ruler, if angle 1 = 35.0, then the degree of angle 2 is () | 65.0 | 396 | [
"80^\\circ",
"65^\\circ",
"60^\\circ",
"55^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIkAAABTCAAAAACO6ntcAAAF40lEQVR4nM3aeVBVdRQH8O99C5AgKiEoLikx5FqhTkySS2LjZOVCjppT2tg0aZpTajotZpPTuDamaYaVpdik2bikTlMizzQzxg3ThyHihqYIDxCBBw/ePf1BKO+u59773uT5693zO/fHh9+Fe95dBBH3SAj0fwuaw2Zd0tBgcQICGgCHkV1cjkHSlPjDoadR+OAoKxJxo3twRV8jksq5n8lythv2Z3HlphUI7MXRoz1rbfwd6l1tEuTZvInw... | <image>As shown in the figure, in parallelogram ABCD, F is a point on AD, CF = CD. If angle B = 72.0, then the degree of angle AFC is () | 108.0 | 397 | [
"144^\\circ",
"108^\\circ",
"102^\\circ",
".78^\\circA菱形的对角线互相垂直"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGsAAABnCAAAAAAiFuOrAAAKPklEQVR4nNVa65MU1RX//U73zPJYjEExJBLBRAlWSSkkBUZDfIBBWAFNKvmeVOVr/qVUvqUqH1KmCpYFXJWg+EIjvlIqvogIIsoisLsz3eeXD7dnprunu3dYzIecKtiZvrfv757nPefcobAACQSKs1g/tzAqOsX+g3ghqDBzCK4SpfSRkEFhs6NhFTDrRzX8RQDEmjmVpGaQa3h5Yb5c8ZW3lN+UL7lBOT5l4+38oh7HgzECrQg2GpYUf7P/... | <image>From a corner of the cubic blank with edge length 4.0, excavate a small cube with edge length 2.0 to obtain a part as shown in the figure, then the surface area of this part is () | 96.0 | 398 | [
"90",
"92",
"94",
"96"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAH0AAABcCAAAAABmG+VqAAAMdklEQVR4nO2aa4xd1XXH/2utvc85dx4ej9/P2DgGBhtsCCUg4joOrwBpAmnVD5TkQ6SqFBWpEUrVBqImaVUJ2n6gUlupTZsQJJpaVVEFCQ002DGOCWA3sQ3GxsTGT2yPsT3PO/ecs/da/XDvjMf2YF+7V+MP7fowM/fM3fu31957rb3W2gd2QdEYYxmGn55HM/9l3V+Y5TFeuFFz4nBBoWFtd9sfWvC9WeWzWx6BWZVTuXCzZqQJOhLw1j+v... | <image>As shown in the figure, the points B, O, D are on the same straight line, if angle 1 = 15.0, angle 2 = 105.0, then the degree of angle AOC is () | 90.0 | 399 | [
"70",
"80",
"90",
"100"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAH4AAAA0CAAAAABpi9NeAAAFMUlEQVR4nL2YbWhbVRjHn6STTqxGMMVMopUupZmZEtsvdatk0AyqJhpHZUUr7VCpOGQT01kwox8sWFmFwCokVDCDglVTK7PoRvKhkwqFVrphayqmmJmhmSmsMxVSTO/fDzc3ucl9O7eU/b8k59xznt/zPOf1XgOIQV+YO1ia6ZeRqVXC7V0jIir5yuT0ruFpsK317CaRQcAa7hQeIALVvv/rjaYLIuwuha+JNxiIDPf+Sw9+NnX+qcVy9R3C... | <image>As shown in the figure, the right-angled vertices of the two triangle plates are overlapped and stacked together. If angle 1 = 40.0, then the degree of angle 2 is () | 40.0 | 400 | [
"60^\\circ",
"50^\\circ",
"40^\\circ",
"30^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGEAAABJCAAAAAAIkhckAAAEfUlEQVR4nO1Yf0yUZRz/3MsdVyBwp8zMaEOYlEBkS1iNYsCSpn80pdbItfVHq+WMZGrEGEQ2KMtuQQ4nW0XYcIXGBuEmRsnBvEROfkiSyhHpiZ6IchwNuF/v0x/cwfMeL3fP+xKba3z/ej/fH89nz/f7PN/neR8FwRILt9QEywzLDMsMywz3HYNyMcGDZ8XCFa/9ZwyNF18PEmPwgbLPB/fnj29nciQy5c57l9kc5Waps65sBWm9sb4+5p2l... | <image>As shown in the figure, after a car has turned twice through a section of road, it is the same as the original driving direction, that is, the two roads before and after turning are parallel to each other. The first turning angle angle B is equal to 142.0, and the degree of angle the second turning angle C is () | 142.0 | 401 | [
"38^\\circ",
"142^\\circ",
"130^\\circ",
"140^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJoAAABfCAAAAAA1sYHMAAAPeUlEQVR4nM2aaZRdVZXH/3uf4d43VFVCAmQmFBkNBCQIMURJQkgUwhSxBdugkLUUUFGklbbBFURcjSAOaUlAY2YghCkNIgQFlDiANOJAgzaQThYQgUaSStUb7r3nnN0fKhXie1Wpl5BQ+X95q+qde+7v7umcs9+lgANDlIlJg1V4hsZHIWMD7mukLonSsHHJZd9em/lgNQ4YNEqF4UKTPLT9gwUlaThw0MSw70CgR7a7jSIJSThg0KjquKD5... | <image>As shown in triangle ABC, angle ACB = 90.0, AD bisects angle BAC and it intersects BC at D, DE is perpendicular to AB to E, if DE = 1.5, BD = 3.0, then BC = () | 4.5 | 402 | [
"3cm",
"7.5cm",
"6cm",
"4.5cm"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAH8AAABlCAAAAABBm2MyAAALu0lEQVR4nM2be1xM6R/HvzM1KXJLbhFdSNQqJVIikiilVi77w+bFbhdJUq4hL9Ytfjbrtsiyct1dyw+JErb8fi5LpdBdiHTR6DIzNc2c8/39MU3NOWemmhnVfv86z+f7fZ73POe5nuecYSF0qrE7F68unyQ7lc+7U6YmX1OdzPy9JSPV5KtTf1H+dZPBncgv1LElGzqPL6gx7CpSE68GvzpeXJZOaHQa/2l69smc/mr1X1Cj/+dWenUlLC3U... | <image>As shown in the figure, AB = AC, AD = AE, angle BAC = angle DAE, angle 1 = 25.0, angle 2 = 30.0, then angle 3 = () | 55.0 | 403 | [
"60^\\circ",
"55^\\circ",
"50^\\circ",
"无法计算"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGwAAABUCAAAAABCJI3RAAAEbUlEQVR4nN1ZXWhURxT+rslqtrr2IbFa0BD/whKsUmyougZBCfib2hJpscFSK4qNICENStU8iASlPii+aOJ/FCXQlEqpEqVNaaWtkoa00GJdJIb4U4lFxGBTm54+bHZ37vzcmTt7bx88Lztzztnvm3P23DMzdx1CSDLv6Cxe5YRF1va2iDwqJK4/vpMow4rsfMVkETk/HK71M89JtOFEdjm68L3O26KeQpATcaIxEuRQ0pjfBBwuEPWhlb5M... | <image>As shown in the figure, in triangle ABC, angle B = 46.0, angle C = 54.0, AD bisects angle BAC and it intersects BC at D, then the size of angle BAD is () | 40.0 | 404 | [
"45^\\circ",
"54^\\circ",
"40^\\circ",
"50^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGcAAABoCAAAAADJfLHwAAAGZklEQVR4nN2aW2wUVRzGv6mY1MBWLGEbW0xrwVJkAUvcaEwoskptNVoSuiiJGtSgSR+q8KAPRsxiHzRiCC9thAQeNLA0mECC4tZLAiQUt3EXQw3XsuAlSAk1zlbQEv18mO3u7Mw5Zy7b8uD3Mmdm/2e+/Z/zm3POXDSidKXnBZxCtMnw0bIznELKJsFmc9TRZjLy2duw1PkkpeeTxbyoc1TpPlufRegW+Ox9V6tw0fbTSrQZA3HizJT7jL3c... | <image>As shown in the figure, it is known that D is a point on BC, angle B = angle 1, angle BAC = 78.0, then angle 2 = () | 78.0 | 405 | [
"78^\\circ",
"80^\\circ",
"50^\\circ",
"60^\\circ"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHQAAAA7CAAAAACP//FCAAAAHklEQVR4nO3BAQ0AAADCoPdPbQ43oAAAAAAAAODeABr3AAELB6f5AAAAAElFTkSuQmCC"
}
] | <image>As shown in the figure, in triangle ABC, angle ACB = 90.0, fold triangle CBD along CD so that point B falls exactly at point E on the edge of AC. If angle A = 24.0, then the degree of angle BDC is () | 69.0 | 406 | [
"42^\\circ",
"66^\\circ",
"69^\\circ",
"77^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKwAAACWCAAAAABmuzzPAAAJOUlEQVR4nO2cbUxb1xnH/5fFmwgwqUhBWrMGGmC81Ay7W5jcNNDADFOdBjqZYS+AlEqJliE10jIpk8KCjIiUShApkZJoRGqqjIZUpBtWk024gQk0ykraQATGJBadl62RStR8GHYjhW5nH/yCX+4999zrc21P4v+Fe87znEc/js4995znXF+BICO0tCNX3knIEFjBnyPvlKU9B4t6zQysGdKzztIXWDgyomcDKDSz+GUE7EAzXmbxywRYZ4/A... | <image>As shown in the figure, DE is the perpendicular bisector of BC of triangle ABC, and it intersects BC at E as well as intersects AB at D, and angle B = 40.0, angle A = 60.0, then the degree of angle ACD is () | 40.0 | 407 | [
"40^\\circ",
"50^\\circ",
"30^\\circ",
"45^\\circ"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAG8AAABqCAAAAACXY1APAAANSUlEQVR4nO2ae5BVxZ3Hv93n3HPvzDCiSCQgKihigPAIEF4iLCQRk6gxYcsUu5GoJLVmN9HN1pqtVLKV1FaySSoulrtJTG3FGB+r0YjEtSqwIijK8gogLA+JkTfIa5gZ5s6959Hdv+/+MTN37h3OvXODlFu15a/qVvXt8+v+nP6d3/n1r7uPIt5T0e8t7n3e+7z3ef+HPL/qFZfkFADnMVZZiT0PHgAc2Ldlx8EOtRsIPnhpw4gpH57wQQAQ... | <image>As shown in the figure, in circle O with radius 5.0, AB is a chord, OC perpendicular AB at point C, and OC = 3.0, then the value of AB is () | 8.0 | 408 | [
"3cm",
"4cm",
"6cm",
"8cm"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAF4AAACFCAAAAAD3QBBeAAAP9ElEQVR4nK1ae5hV1XX/rb33Oee+hnkxgDAQREWpGsWiIKAWlcSIjcYoQWtoG2P9bOIjXxtbW5N8TUxjUpukJlBjNAnRgDW+AtFYnzFqQROtD+oD1Cg4gDwGZu7jvPZeq3/MAOHeuXPvNa5/Bu4563fWWa+9HocEB5LVIWVISnkiwJV2P/fu22+9u33QQo/p6Z128KQ5HVkDAHDE1ldOY2QSYqKIquAl9qE4yhJTWNq47qk3jx0/cUpvT5uG... | <image>As shown in the figure, in circle O, OA perpendicular OB, angle A = 35.0, then the degree of arc CD is () | 20.0 | 409 | [
"20^\\circ",
"25^\\circ",
"30^\\circ",
"35^\\circ"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJcAAABGCAAAAADkllkvAAAGhklEQVR4nL2acWgTVxzHf1e2KWxQsRd2W1O71cg6o1jsBmG2VJx/RBe74hxhrEK3ZZatMAoLiFrohLL2jzLLaKXYP+ygsIJl1SKZg4pxdlBIWTbsVnAdRNNhpFEjWbsrjffdH8kll+SS3HuJfv/I3b37/e597v3e/d67exFA3PI8PsTvXEBlnH4gWv2qlCAZ4uUSiNzP7y4pSpp4uOKh75Pk0qKkiYdLICKae3DwhY0lhtGIN45rQ8eFioqS... | <image>As shown in the figure, in triangle ABC, DE is the perpendicular bisector of AC, AE = 3.0, the perimeter of triangle ABD is 13.0, then the perimeter of triangle ABC is () | 19.0 | 410 | [
"16cm",
"13cm",
"19cm",
"10cm"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAG8AAABnCAAAAAAr/UPRAAAJu0lEQVR4nO2aeVBUyR3Hv4zMyD3cIgwwA8ohiiiiCCZcinjEA2GNRzaullljLJP9w+xq9jK1JrW7FbOp3bLiWVqeK6ursusBigeKgICAiNzHcs4MxzADwyHMyx8Mw7yDeW8eiZVUpf+a9/39uj/d/V53/7p7LAi80SR4s7j/8/4reM/i47/obuaT04LH91l9XuYNh3uSdbbm57U0P0vtueFYX6DEbqr5eXn0J5FTvdUXwIJZPOrKo33lVXHB... | <image>As shown in the figure, ⊿ABC is inscribed in circle O, if angle OAB = 28.0, then the size of angle C is () | 62.0 | 411 | [
"56^\\circ",
"60^\\circ",
"62^\\circ",
"28^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJ4AAAB0CAAAAABRMdRDAAAM0klEQVR4nMVcfWxT1xX/PeMuHQSidqZxW1OXkpaUBOpAVqIFZBhBCYJp6WDlo0EQjQq0RCNAEEGK6qDyEQSMjKUsXVlxBC2wwlKpfK5QYmBrSlIlpckcRqBhMapR6AokdKSJffbHe7bf83vP775nT/tJse+7Pu/e3z3369x7zw1HYAZx/B//IXxKcXF0Ont6DDDpkOWEP4GXAruh0kRwEkEPvRA4qKl8q/2ZeMjIYYSeouIA4IDjVhxUlGCM... | <image>As shown in the figure, it is known that PA and PB are the tangents of circle O, A and B are the tangent points, AC is the diameter of circle O, angle P = 40.0, then the degree of angle BAC is () | 20.0 | 412 | [
"10^\\circ",
"20^\\circ",
"30^\\circ",
"40^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGYAAABVCAAAAACeWs69AAAG+0lEQVR4nL2ZaVRTVxDH/1kIBFQkIEQxogUXEFyKIFYsFrFWVDyCuFu01WNFPaIttNqqR21V3EU9WlurPbhSPZUWq1SkqOCu4FZBjSCKCLITERKS2w+QkJf3El8Ir/Pp3pl598fc+zIz98EjAGof+oNb4QPAsYin/wOm+JeyMu4x5NDCkUruMdnXnB9d4xyjzg4XkhccY4SVsTVJ5T2uyKV2XGL4L7uNfCsPmXph1CkuMSBNclUk+45wJ/xm... | <image>As shown in the figure, in Rttriangle ABC, angle B = 90.0, AB = 6.0, AC = 10.0 Fold triangle ABC along ED to make point C coincide with point A, then the perimeter of triangle ABE is equal to () | 14.0 | 413 | [
"14",
"12",
"10",
"15"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJAAAABKCAAAAABxiIItAAAGdElEQVR4nM2Z7XnjOBKE35nHCdSF0BMCNgROCNwQtCHIIdghjEJYhiCGIIRghMAKgfcDoCT7VrJFae6u/SGRBMBif1Q3mt9m7hHrrun/IN/vmGt4OB6e1kyyShaQ9HgVrdCQEX4exWg/3mTf1vmQf+wT/g0WW2cyGJUK+g14Vjm1YYjhLwvjhyOab5Vpnuc59vPf9duj5VYNVb/JTnTHM1+c+DV5D+jzWcLALgleCxjXM/5s+tHfTLk27gkL... | <image>As shown in the figure, a rectangular ruler is broken and dislocated along a straight line, and points E, D, B, and F are on the same straight line. If angle ADE = 125.0, then the degree of angle DBC is () | 55.0 | 414 | [
"125^\\circ",
"75^\\circ",
"65^\\circ",
"55^\\circ"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGoAAABkCAAAAABLQPo7AAAPcUlEQVR4nK2ae7TWVZnHn/17z6nlpRTwcD2AoIiAkeJyjQmKYwnOykFHB8q0staMl0g0yUoxTYvKabJMbSaXWlnLNZZSMZJkFAeGmiRlNEQ8oCRXuSqXuJz3t5/vZ/7Yv/ec94XzvhxWPeesddb5/fbe3/08+7nvX8AOJmUEMwIh/Zf+3/1/7RsXZfnajco0cKSFCUOGv+8dlMyUYcG8lIY3oHAIlLIEE5sUAsG8ZOvanl28YWLryeOOz09u... | <image>As shown in the figure, the central angle angle AOB = 60.0 ∘, then the degree of the angle of circumference angle ACB is () | 30.0 | 415 | [
"30^\\circ",
"60^\\circ",
"90^\\circ",
"120^\\circ"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIsAAABaCAAAAACtEPqpAAAF6ElEQVR4nM2aX2xTVRzHv10G1PlgFRdKfFgZCuXB0KiEEgU6ArF7oosPtpKNTgnreBnEmEwTsj6xGR62PZiCMbkzCm00cOXpTgw2JJJtD3X0qSOi7RJJl7DYYkLapiU/H1pG1957z7l/Zvm99PScc3/93HN/53e+5/ZYCM+NtbUaoM7MY0n8btSDaSylc4ZdmMby5aYuoy7MYrnabdyTSSzLqwc3v2DUiTksla9PwdFh1Is5LD9ceNFRMezF... | <image>As shown in the figure, in triangle ABC, angle A = 90.0, AB = AC, BD bisects angle ABE, DE perpendicular BC, if BC = 10.0, then the perimeter of triangle DEC is () | 10.0 | 416 | [
"8cm",
"10cm",
"11cm",
"12cm"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKgAAABgCAAAAACsm2axAAALIElEQVR4nN2be3BU1R3Hv/vePDabTbJ5SB6EkJAlz00ChEAIBhQRQUSZwVYE2wraOtritPU5dhy0w7Rap5QW6ygtHWx1BEEBRSAIgZCEhE3C5kHej01IyIO8931v/9hks5vs3XvuXRxHv//svTfn9/t9cu+5957f75wroPHDkPD7BiDVjw/Udmvyu+RgFTGo/iOTj6FGervab/G2FhO2M50dDuQdxKEv/+PvN7b7IZ7WhKB0HeQCniGmla3b... | <image>As shown in the figure, the perpendicular bisector of the isosceles trapezoid ABCD circumscribed by the circle EF = 15.0, then the perimeter of the isosceles trapezoid ABCD is equal to () | 60.0 | 417 | [
"15cm",
"20cm",
"30cm",
"60cm"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAMsAAAAeCAAAAACnY7VzAAABx0lEQVR4nO2Xv0tCURTHv/dRupkQueSPQYRAghChPSIkaC3HcHGLIIgGQcggavQ/iDYXdao/ocHARd4gDeabAqEnOPiW03CfpWLRuU/oJe+zXBW+33O+91zvU0FYGLS/bmCOeFncySJlWZKLABQuAaEiciScZfXppY1/yLfhixwJv7WTK42/+6fYg5FZ1M6YgNLJdCCc7TWyEt6z0pV4WdyJl8WdKGe5EpKsNc92HDHKUqswhYVmuENEZtv/... | <image>As shown in the figure, if CB = 4.0, DB = 7.0, and D is the midpoint of AC, then the length of AC is () | 6.0 | 418 | [
"6cm",
"7cm",
"4cm",
"5cm"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAO8AAABYCAAAAAA41P+oAAALz0lEQVR4nO1ce1gTVxY/IRleIQV5SqLh/QgIWlp2vy0VcVtFHm5bq1u73W4V8AGK2vrZ2tqn+0cV+7Va0YIIAfvcWt3WCoT4tetzt/rVCpIEkAABVFAEwTxJQmb/IASSTCaTZLKEbn9/5d65c+75zbn33HPvnAkFhf8ruE23Av9j/Mb3143f+P668RvfXzdo060AASg7QTXql0CKLMoMiDdubrsaRGW9kYSQIGsmjOeQP9Ne+/zF7c1kyJoJ... | <image>As shown in the figure, in triangle ABC, angle ABC = 120.0, if DE and FG bisect AB and BC perpendicularly, then the degree of angle EBF is () | 60.0 | 419 | [
"30^\\circ",
"45^\\circ",
"60^\\circ",
"75^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKMAAACICAAAAACubASpAAAWeElEQVR4nM1ceZxdVX3//s7d3n3vzbyZJJONqIiGJCyxIAoRSUNE0CCYokiLFlGgarFCP1VEa1tRrG1lUyxWqVVKiyBYILZIAoii2EoAlQCCQAxLQmYms7ztbuec369/vDeTdLb3JpkZ+/tjlvvOO/d7f9v5LedcErBihclICIDA2ICevOZ6XH5I8n5xjDvp+NmgydH9H3ID2rqultQ6P7qQOZHZxTSORKxYmZRYRIS5ph86/ENZlfVRkYie... | <image>As shown in the figure, in Rttriangle ABC, angle BAC = 90.0, rotate triangle ABC clockwise around point A by 90.0 to obtain triangle AB′C′ (the corresponding point of point B is point B′, and the corresponding point of point C is point C ′), connect CC′, if angle CC′B′ = 33.0, then the size of angle B is () | 78.0 | 420 | [
"33^\\circ",
"45^\\circ",
"57^\\circ",
"78^\\circ"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKcAAAAWCAAAAACA69PgAAACKElEQVR4nMWWsW/TQBTGf5dUYsmaAQlVIqX1wBJmBrxUBIawsDIwkKFLJTp0YcgfgDogBaQysDGELgwgR0io/wAyHTtEeABGhpYpueZjOCdN2sp24iR8sv3und/d9/zd+dlGADRpkgmZA/NjgqqwMBpBs5kalRXT5KlLjSSYqXNJwjR5mkuN5WFx6z4HjK2bcW0ffwE8h+ZentH4zZGzkjuZBPh5BpuJ/WUyvRP/H8P92fk+75nnIcAjY4w5... | <image>As shown in the figure, point C is on line AB, point D is the midpoint of AC, if CD = 3.0, AB = 10.0, then the length of BC is () | 4.0 | 421 | [
"3cm",
"4cm",
"6cm",
"7cm"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJsAAABhCAAAAADkA4wvAAAHf0lEQVR4nL1bXWgc1xk9d23Xj4GSh3lYqljeUhm1ZI0cLBK3okRODN1N98EgQ10w1IkIhiKDZfJgEAY/JI6getCDtyrED4aoD2WF4kBbrYttXBpVDTZUifKw66oIyiZKiEB5WO/M3NOH2dnf+bnztweknZn7fXfOnHvv93262hHEAEEBlI8cVbROJcqlFwLAaaFqPUhuBIGr+SOq9mJwY0oBcOnIa8p3HKBuAsBTDOeVHQY731B8CyPKxoPl... | <image>As shown in the figure, AD is the midline of triangle ABC, and it is known that the perimeter of triangle ABD is 22.0, and AB is longer than AC by 3.0, then the perimeter of triangle ACD is () | 19.0 | 422 | [
"19cm",
"22cm",
"25cm",
"31cm"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAANgAAAAVCAAAAAABPX9bAAACtUlEQVR4nNWXv08UQRzFPzOcVlhi4s8oqBcszFkaGiAxUAEx2ppIDA0mGDHRxH/AQgsLSIyFvdBQSPYs5E84KNUgZ4ENiQVQ7ezts9i9A7y5Y1c9Iy/Zu53ve2/2O5n5fm8PNRBAz446hrzTt9GXW1H7PNRjcQCdXFne6dvoA4yf2u8pkEDmA8DW5FU6g3LO6VvpjSgj2JrsN35PcBvA1vU0yToBe7jkEL0ad6YVkY5/96zkxF89ii2oAAxn... | <image>As shown in the figure, the line segment AB = 20.0, C is the midpoint of AB, D is the point on CB, E is the midpoint of DB, and EB = 3.0, then CD is equal to () | 4.0 | 423 | [
"10",
"6",
"4",
"2"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAK8AAAAYCAAAAACpNvJkAAACpUlEQVR4nNWXTUhUURTHf+/5xpdlHxrZB2GZlkgroVaiUC1y0aKNqyAF0025qUUEltGmRQhFRAsJKizL2tXCioJWQeZGDGxjRGY1WJI2+a6+8bR484aZUefdmSnRH8Ocy73nnPu/h3sf9yLZMNAQ1nPsPZFV/vlcb/OsiU/zA7QJRQr0HI0p/aRpiTqejetVYZVBuDun5xcKZZA07YSuZ+N6jUIAEQAJip4oDOtN8y08k7m2hZA8zxq+tpk2... | <image>As shown in the figure, C and D are two points on the line segment AB. If CB = 4.0, DB = 7.0, and D is the midpoint of AC, then AB = () | 10.0 | 424 | [
"10cm",
"11cm",
"12cm",
"14cm"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAL0AAAClCAAAAAAsOaMaAAAti0lEQVR4nNW9eZhdx3Ef+qvqPstdZsMsGOw7hgQBElwlEpQIipREkZIoSrIj0UoU2ZYSWXH8HMvPcRw5tvO+ZyfPzvMSyaasSN4SWUsUiVohiYu4Q1zAFcS+YzD73Ln7Oae76v1xZ0BggAEwIPJM1/cNzsxZf1VdXV1dXV0gxRwkqUChABSqpKRKpCdvVyVSKNz4l2Et4CRLvKiJLScaNa67gWTyh1Mu4NiwDW25dsPVxioBUFV4xpFdjWOf... | <image>As shown in the figure, a supermarket shopping cart is placed on a horizontal ground, and its lateral quadrilateral ABCD is in the same plane as a horizontal line on the ground, and AB parallel l, if angle A = 93.0, angle D = 111.0, then the degree of the acute angle between the straight line CD and l is () | 24.0 | 425 | [
"15^\\circ",
"18^\\circ",
"21^\\circ",
"24^\\circ"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKYAAACPCAAAAABVQP9VAAAMCklEQVR4nO1cf2wUxxX+5s5nR+1VbsNRnxtHDuAqjkzVqEaxq5I6bSGkgktIk5S0tQIJDj4EFKfJUVBNoYIKV9DGaRzFB6FAlEg0pQJRIqWxkUBBrV07KiimpsIORU7lS3yOTCGqz3e3r3/s3u3e3v6Y3R23ippPsm93Z/a9b9/beW9mdnYZ4eMA3/+aAB8+oSkSs0Szd1SsvFmiuVSwvNmhuSWyQKxANhsBaf/8pYLFzoY1RzEvIljkbNCM... | <image>As shown in the figure, in triangle ABC, angle B = angle C, D is a point on edge BC, point E is on edge AC, angle ADE = angle AED, if angle BAD = 24.0, then angle CDE = () | 12.0 | 426 | [
"24^\\circ",
"20^\\circ",
"15^\\circ",
"12^\\circ"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGQAAABwCAAAAADNzooFAAAIPUlEQVR4nL2af2iU9x3HX9/He+aY1966niTFa9MmZ3MS2eK0YDFbokYizNnJIg7MtshY7AjDgG5mIMSBYxmLWIaRFikqbamQtNGt3S6r1QuT4RYlDhKakGSmNeqFlJHuTkjzxPvsj+e5y93lfjzPNdmbu+f5Ps/z/X7fnx/f5/N8fynBHj67PfwgBOP3BHxl6Ft8aze6bZZVdkgmr34QelD1dNkLbp4tAT6eINo/fve6b2ttbdGSkAy/fjlS... | <image>As shown in the figure, AB is the chord of circle O, OC perpendicular AB at point D, and it intersects circle O at point C, if the radius is 5.0, OD = 3.0, then the length of chord AB is () | 8.0 | 427 | [
"5",
"6",
"7",
"8"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHAAAACCCAAAAAC70ROFAAAKFElEQVR4nMWbe1BU1x3Hv2clF41YTFiElqUkPAYU0ipiY8QHBKNtlGoUq51qhakVW62PllbSOg2Z0cFOMlodSewYK612ahoollDUlESwoT7YibGCQoDWB0Yp2MgIDHsVfv3j3rt77+7eJ7vp74+959x7zvmc3+/8zuOeexZkQYYWA8AbNGIhL6wAaWhxGdVGVlvJaoN5IQz3LkHkkxayAlaAjBocMa5XU3MtES2ZtBSwZlBrJoXrXDX9+Hvv... | <image>As shown in the figure, AB is the diameter of circle O, O is the center of the circle, the chord CD perpendicular AB at E, AB = 10.0, CD = 8.0, then the length of OE is () | 3.0 | 428 | [
"2",
"3",
"4",
"5"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGQAAABlCAAAAACe1RktAAAI+klEQVR4nK1abWwUxxl+5lhEgUsMrY2v6jlHbFMOJYEjOIrbI7UlHEFqtzgKKg6xBJGCoIK01IYqVJSjSSWIakshtRVLQcqROilNULGUBBLFKGfXbggfOSuAzkR2fS6HamIrtmMTbHm9b3/c3t1+zM5NoY90tzOzs/O8zzsfOx8LEuJpADhtSdQ0e0ZOUgYQk9DTp6kDMe4tYbkmuCCEeu0nKAQAst9j4kcNyELSXb4Qv63zm0vkEGaBWGgY... | <image>As shown in the figure, the radius of circle O is OA = 5.0, and the arc with A as the center and OA as the radius intersects circle O at the two points B and C, then the length of the chord BC is equal to () | 5\sqrt{3} | 429 | [
"5\\sqrt{3}",
"\\frac{5}{2}\\sqrt{3}",
"8",
"5\\sqrt{2}"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJgAAAAWCAAAAAAZEwpVAAACIUlEQVR4nL2WvW8TQRDFf3OOqNIGKU0EDsEFUpSUERSmiASNQ4EokWjcGslCFDSmS5F0OBKioMdVGuQoCuI/MC75EHETSoRkaHybexR7Ro7h7vyB/Yqdnd23M29ud6QzAVDTc/4batSmPxzEvgEo48wU+cZGMOjYHBNnIbjoKuOjzQ8WGUCRYjb3/SikMXhJh2sAC6M8rnmiGFsbQ9NU3TYu+sKOltfnl3QUBP4ew0oyxUvfMTO7/DMllP6a... | <image>As shown in the figure, C and D are two points on the line segment AB. If BC = 3.0, BD = 5.0, and D is the midpoint of AC, then the length of AC is () | 4.0 | 430 | [
"2cm",
"4cm",
"8cm",
"13cm"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHQAAABrCAAAAACDcfm1AAAJcklEQVR4nLVbfWxT1xX/XTt2+HBnGFZxN4uEkoyUBLAWJoIaltAF4q5UpBstH0MjaEEdLZNY2mloQiSd8scmwTpVrISytUaibbalSrZqUAZqHQItDCRSlDRhJJDgsIYRacmSaM579jv7433Yfn6273Pin+Q8+757z++ee+65977zThjBJMa7+r68LGK0BwC8Tsxd6yksdQDEQIxPBOMiVaV1XQx8HCpbml82B04vAHw+hslrA8FLCysrK4u5... | <image>As shown in the figure, in circle O, AB is the chord, OC perpendicular AB, the foot of perpendicular is C, if AB = 16.0, OC = 6.0, then the diameter of circle O is equal to () | 20.0 | 431 | [
"16",
"20",
"10",
"8"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGwAAABwCAAAAADeGcrxAAAI0ElEQVR4nLVaf2wT1x3/PPtYURrmorqNp7mEJqExS8ayAoIVugSRiYi2ggoYDQMtTJvaLZOWZWWiVYWzLhtIbGxTUYVGJxIxOjaogtYOko0oNqooFLohGs9GJC1VzHCWaBBipqz23Xd/vLvzxT777l3izx++d++HP+/7497PL8gJuhiaUi8ros1cEAQBcXZVocNzPsdE20JcrNSSdiKiPaeFWwpLBhz7z08BoOJR8aYOBDso3MaxZKNXK8RF... | <image>As shown in the figure, in the circle O with a radius of 10.0, the radius OC is perpendicular to the chord AB to the point D, AB = 16.0, then the length of CD is () | 4.0 | 432 | [
"2",
"4",
"6",
"8"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGoAAABuCAAAAADq29ldAAAIdElEQVR4nLVabWxbVxl+7nVHoc1wxTziqp4CTao6RCodyaQKAm5pkCLIj6JmRF2K8IRQJbJKUchQgNIw6I9IgKhoflSaUD0JtrFlpEiopJCudulQhceHilsX6kGYPdXFE6TYQUG79zz8uPfa1/b1/arzSPY9995zz3Pec97znnPe80qEO9z70607SeCNtwhEuvHAxyK7+jtcfqtBckNVePXXyTuDj3Q/1oEPdAH4xwoq6TfyVyMHhoY620h1... | <image>As shown in the figure, P is a point on the chord AB of circle O, AB = 10.0, AP = 4.0, OP = 5.0, then the radius of circle O is. () | 7.0 | 433 | [
"5",
"7",
"6",
"6.5"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKwAAABvCAAAAABUJnQeAAAKAklEQVR4nO1cbWwUxxl+5j5QVI64KHZwxRFDfMYmdtqjUAUKKnZwsKsgk0ZUUIlIIFVYqiNBiqO6KhVEopIr0dJQjBylFaBILcKWTChKzgnBdtVKRLZ0pDLCls89I0OxMT+Au0jEt7dvf+zufXl2b2duj6pqnx93uzvvvO+z77zzsTOzywj/PXD9pwmI4P9ki4UikCWAQNmn2clZh3SasYbEQTuai0CWAQws+zQ7OfNwyvUF0ZlF37Cj2Qmy... | <image>As shown in the figure, the rectangle intersects with circle O, if AB = 4.0, BC = 5.0, DE = 3.0, then the length of EF is () | 7.0 | 434 | [
"3.5",
"6.5",
"7",
"8"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHwAAAB0CAAAAABiJgkPAAAMQUlEQVR4nLVbe3BTVRr/nbQJu1CNDNFGDVRplRS6QIc4IHYJSF1E6kxdUV4dKesDd1uHiqioDCkuo/hAcBcE18eW8UFZQXRgga6wpEAFbBnAKTQMReo2SLDMAkvYhSbNt3/cm/Q+zr33BOs30ybn+ft+53z3fN859wTU81ID3Nf5IhERJUwr2tDDQmH2LSXeddwEAGAWlXtYYkPnEhEt3GJF++dg/sm/XwaAgbda0gYY9Sx2fMQTFco0mWnQ... | <image>As shown in the figure, AB is the diameter of circle O, CD is the chord, AB perpendicular CD, the foot of perpendicular is point E, connect OD, CB, AC, angle DOB = 60.0, EB = 2.0, then the length of CD is () | 4\sqrt{3} | 435 | [
"\\sqrt{3}",
"2\\sqrt{3}",
"3\\sqrt{3}",
"4\\sqrt{3}"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGYAAACDCAAAAABaPTGPAAAJp0lEQVR4nL1afWyVVxn/nfde2QeFy8ytbfRiN9qm3RqFbmPZWBPKYIEoqUOJ/IMZLEoNJK7DJTTRkJigMIeTKGxOnGH+ocvadB9R20awbXQZNkuLsQJlLQWK5a41c/Q2S0vfc37+8X7c997evu85HexJ2vc97z3P+T3Pc85zPp7zCOLTIOtTQTGDofLeOvpvHQyFW5s3mmBmbBMY4b/s/2KlCKv5SWCU//+llWMwU8cAxgIAWsSlyUeKi24Z... | <image>As shown in the figure, AB is the diameter of circle O, CD is the chord, AB perpendicular CD at point E, if the radius is 5.0, OE = 3.0, then the length of CD is () | 8.0 | 436 | [
"4",
"6",
"8",
"7"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGQAAABcCAAAAAC9oE9IAAAIbElEQVR4nK1aW2wVxxn+ZnYTUjjpocrhJpw6AXMRUS1qiHCJkUlLK5cQhbYJpipRQUIqzUMaWVTJQ0L7BlVJSwiVrLgSTkQboiJ4aIloRdKDAw2OFIgiGxsBbYkh4qKmJudADN35vz7M7p49111fvodzZmdn/m/+mX/+fy6riAQQDQDXzwx+eozqwzyQWgL3kfvnNX4FAEComtVVIhLgavZo9l8tD351+T1YMlnjxkfIf/DPoZ4Frd9ZMc02... | <image>As shown in the figure, in the circle O with a radius of 5.0, the length of the chord AB is 8.0, then the distance from the center O to the chord AB is () | 3.0 | 437 | [
"3",
"4",
"5",
"6"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAKYAAAASCAAAAAD0uPrIAAABxUlEQVR4nNWWMW7cMBBF3wgBUucIzgrIHsROFfkMqdZVgi0i926zAZzS6nKIVKH2Hiko3YMs9FNQXq0DOBJVOR+CSArzZ740MxSRBkkOmjTLhcOWMVOIFf5pJBMABnx+Qw5kANyBfVrCTIZjvOW4A/ymOHtiWfzJenFkZdj+TT1L+hosZjpoVlSVg4dT0l86inmTl4D/QaYmmW1Hdn0LaAq75nZ9ayyBQTH6vzJyWx1TV3SD7q2cp16bmWX5... | <image>As shown in the figure, AB = 8.0, AD = BC = 5.0, then CD is equal to () | 2.0 | 438 | [
"1cm",
"2cm",
"3cm",
"4cm"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAJsAAAAUCAAAAAC/7BBdAAACSUlEQVR4nLWWv2/TQBzFP9+7iCkTEj8kJIaIkgEJhRF1IAygTqmEmJEYWiSWqooQA0tGli5IYWFgYyBdWFDC0v4HhhWpShZWlnRKfX4MttuCartJylvOd/e+33vfe+ezTcyBHr2SWVk1Zx64k3V7VTKr5m1pNZmQ7MGdGrSKxc+39rIKT0SYci/atEtDDNi3ByXzpizVcthv99KHGjJLUyelEYapTL2BLsbWYx25j6Nrreqoi9iVOeBSbfFW... | <image>As shown in the figure, C and D are two points on the line segment AB. If CB = 4.0, DB = 7.0, and D is the midpoint of AC, then the length of AB is equal to () | 10.0 | 439 | [
"6cm",
"7cm",
"10cm",
"11cm"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAK0AAAAXCAAAAABclZCMAAACs0lEQVR4nMVWPW/TUBQ9zzigQhETLIivFIhEl0wsXapKqFlwpYqZjTBVfI78gHRgAORKhZ/QLl0qVxVlB4G7gqgckLoyNEVIvpYPw3NMQpLn56qFoyjvOT4+9/je+16eIgAA+6eziQ1untm05tJJjhkJqjNuvO98u/Bnno0/rcMDaH+35yr8KmAUhGYHAHQuu26dUeRhGBsrwy6QVkWhXRBQuVSJHjgCWERX3YnTe2GLE8fLsE8W+DllL1Wq... | <image>As shown in the figure, point C is on line AB, point E is the midpoint of AC, and point D is the midpoint of BC. If ED = 6.0, the length of the line segment AB is () | 12.0 | 440 | [
"6",
"9",
"12",
"18"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHYAAABjCAAAAABr16vlAAAH20lEQVR4nN1aX2gcxx3+VjJ3hR5RW5T6TC6RYsuRqAK5YIoVUipjVPdKHFWuFKJSJVGIbVI7RU5dmj4Y/FKICnEtJVIjsNvIWC4Cu9imbjhVJih9iRIHTiEu6h8pOlDTqqi0Sq4P2tNlvz7s3t7u7ezMWLp76YeNZnd+N998v5n9zcxvF1ShEwDuzintXIwC+/IDcpsaqHC9M0M+vfO/SkMbWeMD8o3IDoWZsvP5lEWy86ie1HzzUZI8eWWr... | <image>As shown in the figure, it is known that angle 1 = 40.0, angle A + angle B = 140.0, then the degree of angle C + angle D is () | 80.0 | 441 | [
"40^\\circ",
"60^\\circ",
"80^\\circ",
"100^\\circ"
] | C |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAHoAAABLCAAAAACaFMwwAAANEklEQVR4nLWae5RU1ZXG9723qrqK7hY14pjJOHnozNKMmkTQhCiKiBFQ8MGMg/GFokaNMXHiLKNRxsxaxhiCaFZ0zMTRaESjmEQdDQrL8RGFiUZQggHFJ/JQaPpV93Wev/mjX0VXdUOj861Vq9Y655773b3PPt/e59wbIEMgq0i1NR01VPeO4CIRFwam6HwxaSaovyIcaqitiGq1o9SuUkeIIFLIo1CatwZuBNQhvun1R8XvKrU4KwH4slgl... | <image>As shown in the figure, the diagonals of the quadrilateral ABCD AC perpendicular BD, the foot of perpendicular is O, and AC = 12.0, BD = 9.0, then the area of the quadrilateral ABCD is () | 54.0 | 442 | [
"60",
"54",
"30",
"27"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAOMAAABkCAAAAABRUNjwAAAHc0lEQVR4nOVcbUwURxh+5iR+JOdHUtA1XEtLUUyoCVaaatBIa6pnVDyipvYrqW1qTftDUkz0h0YSTWoipljRYCQBUtqSHoak0nrUL5pCg4EGm2JsE6hnxEZbakvPpCjcvv2xtwfIAXcz795t6BPIzc7tPnPPzvs+O7Nze4LAgsZ52TxEFsDBQzOwi4fHEjBp3PdEBgACmMKCFRwaCSezfwMAAQgGPm5waBT+wPIUJ+zZiWDQSABK9mAhAAh7... | <image>As shown in the figure, it is known that triangle ABC, point D is on the extended line of BC, angle ACD = 140.0, angle ABC = 50.0, then the size of angle A is () | 90.0 | 443 | [
"50^\\circ",
"140^\\circ",
"120^\\circ",
"90^\\circ"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAALoAAABACAAAAACIbDJSAAAFiUlEQVR4nNWaf0xVZRjHvy/HdbWB9McF/INJ6AUy+IOJm0wNMMtMsGzlr0VzLbUtaa15nVayNX9MGJC54VZzTVilw3JjbSxoNMjdK2g028Km3Fs6JfMHrivoblfvOU9/nB/33HOPcM89L3D7ws573vfA837Ow/P+eriMEKOzi2PbiMW2TbNSYptuVj9/IaYx+cjN0LMurq148+bUo1iVCTqE7f7sgtp7IAAm8ZQsMkMH0vcNXsk9wgCw5GU3... | <image>As shown in the figure, point O is on the straight line AB, if angle 2 = 140.0, then the degree of angle 1 is () | 40.0 | 444 | [
"40^\\circ",
"60^\\circ",
"140^\\circ",
"150^\\circ"
] | A |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAALsAAAASCAAAAAAm6PCQAAACoUlEQVR4nMWUwWsTQRTGv5dWUcg1iAQvtWUPXlLQg/TQFK3NqYroH9CDkXqw0CJ68FBvFezBQwoVwUOP7Vk3LcT8B4vSgkLT7EHFkwfjxZlkPg+7aZNsstlNW/yRzezMvJn3zds3T4gmy1jGyUI5PWsAwzHte9Pl6BIjHnEi59sm/C57W546A/gmcKQ97vc6SQbwLQAgLflenjpO9MvItvUpXQa7QQEEHzEZ+QxllIGOfD9W4mQ7+pGViO9Z... | <image>As shown in the figure, line segment AB = 10.0, M is the midpoint of line segment AB, C is the midpoint of line segment MB, N is a point of line segment AM, and MN = 1.0, the length of line segment NC () | 3.5 | 445 | [
"2",
"2.5",
"3",
"3.5"
] | D |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAIUAAABpCAAAAAAxN78ZAAAHiUlEQVR4nO2be0xTZxjGX7a5P5wbXqiFIQNBNPECERZXt6CZuEyicd2UOS+L0RnjJV5iQBPj6tTEaAxi3KKzY87FVOcFJcaRKNPVqjVRJpJtBi3ONc5JvaCuaGt76LM/zjntoZxzei4tmGVPgPTcf3zv9z3f+34ckkDPgV7obgAi+p9CqDhQOC88BxT+JbpvEQeKzymn+ym+yXlZN4RuimbP+B49u5siWLmcMnt1N8WeHa/mtuuG0EnR7AEc... | <image>Suppose BF intersects AC at point P, AE intersects DF at point Q. If angle APB = 126.0, angle AQF = 100.0, then angle A-angle F = () | 46.0 | 446 | [
"60^\\circ",
"46^\\circ",
"26^\\circ",
"45^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAGoAAACKCAAAAABnDoDJAAAMEElEQVR4nN1bbXBU1Rl+7llZql2IH1mTtHQymhSCodpSSxDqoE4CWIgwGuQrWDqIjmXGiS2oMyIdp85YP6o4MtVoB6EEsgalHTQaDCoFlawzDo50Jq1sIG3GVpaRr62Qve45T3+cu7v37t7dvTfCn74wyb3nnvM+533Oe97znnNvDGIkosTuK2pkwFcb4ReEABQEmoiA8tXS8G2VMgwAvz60029D/1CAEnjxyibfDX0TCEBgAFc0AwrwQ+FI... | <image>As shown in the figure, BD and CE are the height and angular bisector of triangle ABC respectively, and they intersect with point O. If angle BCA = 70.0, then the degree of angle BOE is () | 55.0 | 447 | [
"60^\\circ",
"55^\\circ",
"50^\\circ",
"40^\\circ"
] | B |
[
{
"bytes": "iVBORw0KGgoAAAANSUhEUgAAAK8AAAAZCAAAAABiaiHBAAACY0lEQVR4nO2Wy2sTURSHf2fmRowLkQhSMKUtDQiFtov62Chx0yIi7hR17SYIVcSBrlyXFooEuvMPcN2FSLrQ+tgWMiK4EQKNGCLVrtTMfRwXk5mktp1J04mh0A/uI3cO535zcrkJMQ4VVr8F9smRb2/pma/jJBGyg8Nb327e9j/S1KPwPruIPAAYCyaJoq/56Q4YEmLeIb8IQIQreQDGgpXQGYlTMVawYyeEYXT0e9FT2n0/feybRhwrRLe3... | <image>As shown in the figure, it is known that points A, B, and C are on the same straight line, AB = 7.0, BC = 3.0, point D is the midpoint of line segment AC, and the length of line segment DB is () | 2.0 | 448 | [
"2",
"4",
"6",
"8"
] | A |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.