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<image>As shown in the figure, it is known that angle A = 80.0, angle B = 60.0, then the size of angle CED is ()
Choices:
A:40°
B:60°
C:120°
D:140°
|
D
|
mathverse_vi_3
|
|
<image>As shown in the figure, angle 1 = 50.0, then angle 2 is equal to ()
Choices:
A:50°
B:60°
C:65°
D:90°
|
C
|
mathverse_vi_8
|
|
<image>As shown in the figure, if angle BCD = 70.0, then the degree of angle CDB is ()
Choices:
A:55°
B:50°
C:45°
D:30°
|
A
|
mathverse_vi_13
|
|
<image>As shown in the figure, if angle A = 36.0, then angle C is equal to ()
Choices:
A:36°
B:54°
C:60°
D:27°
|
D
|
mathverse_vi_18
|
|
<image>As shown in the figure, If angle 1 is equal to 50.0, then angle 2 is equal to ()
Choices:
A:50°
B:40°
C:140°
D:130°
|
A
|
mathverse_vi_23
|
|
<image>As shown in the figure, angle 1 = 50.0, then the degree of angle 2 is ()
Choices:
A:50°
B:120°
C:130°
D:150°
|
C
|
mathverse_vi_28
|
|
<image>As shown in the figure, if angle B = 70.0, angle C = 30.0, angle DAC = 35.0, then the degree of angle EAC is ()
Choices:
A:40°
B:45°
C:35°
D:25°
|
B
|
mathverse_vi_33
|
|
<image>As shown in the figure, and the measured BC = 5.0, BF = 7.0, then the length of EC is ()
Choices:
A:1cm
B:2cm
C:3cm
D:4cm
|
C
|
mathverse_vi_38
|
|
<image>As shown in the figure, if AB = 6.0, then the perimeter of triangle DBE is ()
Choices:
A:6cm
B:7cm
C:8cm
D:9cm
|
A
|
mathverse_vi_43
|
|
<image>As shown in the figure, angle A = 36.0, then the degree of angle BDC is ()
Choices:
A:72°
B:36°
C:60°
D:82°
|
A
|
mathverse_vi_48
|
|
<image>As shown in the figure, angle C = 36.0, angle BAE = 60.0, then the degree of angle AFC is ()
Choices:
A:84°
B:80°
C:60°
D:90°
|
A
|
mathverse_vi_53
|
|
<image>As shown in the figure, if angle 1 + angle F = 70.0, then the degree of angle 2 is ()
Choices:
A:20°
B:25°
C:30°
D:40°
|
A
|
mathverse_vi_58
|
|
<image>As shown in the figure, then angle ACD = ()
Choices:
A:120°
B:130°
C:140°
D:150°
|
C
|
mathverse_vi_63
|
|
<image>As shown in the figure, angle OAB = 35.0, then the degree of angle ACB is ()
Choices:
A:35°
B:55°
C:60°
D:70°
|
B
|
mathverse_vi_68
|
|
<image>As shown in the figure, angle 1 = 70.0. The line b can be rotated () clockwise around the point A
Choices:
A:70°
B:50°
C:30°
D:20°
|
D
|
mathverse_vi_73
|
|
<image>As shown in the figure, angle BOC = 50.0, then the degree of angle OAB is ()
Choices:
A:25°
B:50°
C:60°
D:30°
|
A
|
mathverse_vi_78
|
|
<image>In ABCD, angle DAC = 42.0, angle CBD = 23.0, then angle COD is ().
Choices:
A:61°
B:63°
C:65°
D:67°
|
C
|
mathverse_vi_83
|
|
<image>If angle 1 = 58.0, angle 2 = 58.0, angle 3 = 70.0, then angle 4 is equal to ()
Choices:
A:58°
B:70°
C:110°
D:116°
|
C
|
mathverse_vi_88
|
|
<image>As shown in the figure, angle 1 = 158.0, angle 2 = 42.0, angle 4 = 50.0. Then angle 3 = ()
Choices:
A:50°
B:60°
C:70°
D:80°
|
C
|
mathverse_vi_93
|
|
<image>As shown in the figure, If angle DOB = 140.0, then angle ACD = ()
Choices:
A:20°
B:30°
C:40°
D:.70°A70°
|
A
|
mathverse_vi_98
|
|
<image>As shown in the figure, it is known that angle 1 = angle 2 = angle 3 = 55.0, then the degree of angle 4 is ()
Choices:
A:110°
B:115°
C:120°
D:125°
|
D
|
mathverse_vi_103
|
|
<image>As shown in the figure, if angle DAC = 28.0, then the degree of angle OBC is ()
Choices:
A:28°
B:52°
C:62°
D:72°
|
C
|
mathverse_vi_108
|
|
<image>As shown in the figure, If angle C = 65.0, then the degree of angle P is ()
Choices:
A:65°
B:130°
C:50°
D:100°
|
C
|
mathverse_vi_113
|
|
<image>As shown in the figure, angle 1 = 50.0, then the degree of angle 2 is ()
Choices:
A:150°
B:130°
C:100°
D:50°
|
B
|
mathverse_vi_118
|
|
<image>As shown in the figure, angle B = 50.0, then the degree of angle C is ()
Choices:
A:50°
B:55°
C:60°
D:65°
|
D
|
mathverse_vi_123
|
|
<image>As shown in the figure, Xiaodong uses a bamboo pole with a length of 3.2 as a measuring tool, the height of the flagpole is ().
Choices:
A:8.8
B:10
C:12
D:14
|
C
|
mathverse_vi_128
|
|
<image>As shown in the figure, the plant spacing (the horizontal distance between two adjacent trees) is required to be 4.0. If trees are planted on a hillside with a slope of 0.75, and the plant spacing is also required to be 4.0, then the slope distance between two adjacent trees is ()
Choices:
A:5m
B:6m
C:7m
D:8m
|
A
|
mathverse_vi_133
|
|
<image>As shown in the figure, when the length of CD is the largest, the size of angle CAB is ()
Choices:
A:75°
B:45°
C:30°
D:15°
|
B
|
mathverse_vi_138
|
|
<image>As shown in the figure, If angle A = 50.0, then angle D = ()
Choices:
A:120°
B:130°
C:115°
D:110°
|
C
|
mathverse_vi_143
|
|
<image>As shown in the figure, then the size of angle AOB is ()
Choices:
A:40°
B:50°
C:60°
D:70°
|
C
|
mathverse_vi_148
|
|
<image>As shown in the figure, angle 2 = 65.0, then the degree of angle 1 is ()
Choices:
A:65°
B:25°
C:35°
D:45°
|
B
|
mathverse_vi_153
|
|
<image>If angle DEF = 52.0, then the degree of angle A is ()
Choices:
A:68°
B:52°
C:76°
D:38°
|
C
|
mathverse_vi_158
|
|
<image>As shown in the figure, angle 1 = 136.0, then angle C is equal to ()
Choices:
A:42°
B:44°
C:46°
D:48°
|
C
|
mathverse_vi_163
|
|
<image>As shown in the figure, angle 1 = 100.0, then the size of angle 2 is ()
Choices:
A:10°
B:50°
C:80°
D:100°
|
C
|
mathverse_vi_168
|
|
<image>As shown in the figure: angle B = 30.0, angle C = 110.0, the degree of angle D is ()
Choices:
A:115°
B:120°
C:100°
D:80°
|
C
|
mathverse_vi_173
|
|
<image>As shown in the figure, If angle D = 50.0, then the degree of angle A is ()
Choices:
A:20°
B:25°
C:.40°
D:50°
|
A
|
mathverse_vi_178
|
|
<image>As shown in the figure, the degree of angle A is ()
Choices:
A:25°
B:35°
C:15°
D:50°
|
A
|
mathverse_vi_183
|
|
<image>As shown in the figure, If angle 1 = 70.0, then the size of angle BAC is ()
Choices:
A:40°
B:30°
C:.70°
D:50°
|
A
|
mathverse_vi_188
|
|
<image>If angle 1 = 140.0, then the degree of angle 2 is ()
Choices:
A:100°
B:110°
C:120°
D:140°
|
B
|
mathverse_vi_193
|
|
<image>As shown in the figure, angle 1 = 50.0, then angle 2 = ()
Choices:
A:50°
B:130°
C:40°
D:60°
|
A
|
mathverse_vi_198
|
|
<image>If angle 1 = 100.0, angle 2 = 100.0, angle 3 = 125.0, then angle 4 is equal to ()
Choices:
A:80°
B:65°
C:60°
D:55°
|
D
|
mathverse_vi_203
|
|
<image>AB:AP = 2.0:5.0, AQ = 20.0, then the length of CQ is ()
Choices:
A:8cm
B:12cm
C:30cm
D:50cm
|
B
|
mathverse_vi_208
|
|
<image>As shown in the figure, angle AOD is 30.0. and the degree of angle AOC is 100.0, then the degree of angle DOB is ()
Choices:
A:40°
B:30°
C:38°
D:15°
|
A
|
mathverse_vi_213
|
|
<image>As shown in the figure, the two street lamps A and B are separated by 30.0. It is known that Xiaogang's height is 1.5, then the height of the street lamp is ()
Choices:
A:9米
B:8米
C:7米
D:6米
|
A
|
mathverse_vi_218
|
|
<image>As shown in the figure, if angle C = 35.0, then the degree of angle AOB is ()
Choices:
A:35°
B:70°
C:105°
D:150°
|
B
|
mathverse_vi_223
|
|
<image>As shown in the figure, angle A = 70.0, then the degree of angle 1 is ()
Choices:
A:20°
B:30°
C:70°
D:110°
|
D
|
mathverse_vi_228
|
|
<image>As shown in the figure, then angle 1 is equal to ()
Choices:
A:132°
B:134°
C:136°
D:138°
|
B
|
mathverse_vi_233
|
|
<image>As shown in the figure, if angle BOC = 100.0, then the degree of angle BAC is ()
Choices:
A:50°
B:80°
C:100°
D:130°
|
D
|
mathverse_vi_238
|
|
<image>As shown in the figure, angle CAD = 35.0, angle AED = 115.0, then the degree of angle B is ()
Choices:
A:50°
B:75°
C:80°
D:100°
|
D
|
mathverse_vi_243
|
|
<image>As shown in the figure, angle BOD = 50.0, then angle COE = ()
Choices:
A:30°
B:140°
C:50°
D:60°
|
B
|
mathverse_vi_248
|
|
<image>As shown in the figure, angle B = 45.0, angle F = 65.0, then the degree of angle COE is ()
Choices:
A:40°
B:60°
C:70°
D:100°
|
C
|
mathverse_vi_253
|
|
<image>If angle 1 = 27.5, then angle 2 is equal to ()
Choices:
A:32.5°
B:22.5°
C:20.5°
D:17.5°
|
D
|
mathverse_vi_258
|
|
<image>As shown in the figure, angle 1 = 55.0, then angle 2 = ()
Choices:
A:55°
B:35°
C:125°
D:65°
|
A
|
mathverse_vi_263
|
|
<image>angle 1 = 40.0, then the degree of angle 2 is ()
Choices:
A:130°
B:140°
C:120°
D:125°
|
A
|
mathverse_vi_268
|
|
<image>As shown in the figure, If angle AOC = 70.0, then the degree of angle CON is ()
Choices:
A:65°
B:55°
C:45°
D:35°
|
B
|
mathverse_vi_273
|
|
<image>As shown in the figure, angle DCF = 20.0, then angle EOD is equal to ()
Choices:
A:10°
B:20°
C:40°
D:80°
|
C
|
mathverse_vi_278
|
|
<image>As shown in the figure, if angle B = 20.0, then angle C is ()
Choices:
A:40°
B:20°
C:60°
D:70°
|
B
|
mathverse_vi_283
|
|
<image>As shown in the figure, CED = 90.0, angle AEC = 35.0, then the size of angle D is ()
Choices:
A:65°
B:55°
C:45°
D:35°
|
B
|
mathverse_vi_288
|
|
<image>As shown in the figure, and angle C = 80.0, then the degree of angle D is ()
Choices:
A:50°
B:60°
C:70°
D:100°
|
A
|
mathverse_vi_293
|
|
<image>As shown in the figure, if angle 2 = 135.0, then the degree of angle 1 is ()
Choices:
A:30°
B:45°
C:60°
D:75°
|
B
|
mathverse_vi_298
|
|
<image>As shown in the figure, angle D = 74.0, then the degree of angle B is ()
Choices:
A:74°
B:32°
C:22°
D:16°
|
B
|
mathverse_vi_303
|
|
<image>As shown in the figure, If angle BAE = 40.0, then the size of angle ACD is ()
Choices:
A:150°
B:140°
C:130°
D:120°
|
B
|
mathverse_vi_308
|
|
<image>As shown in the figure, if the length of the benchmark BE is 2.0, AB = 3.0, AC = 9.0, then the tree CD is ()
Choices:
A:6米
B:7.5米
C:8米
D:8.5米
|
A
|
mathverse_vi_313
|
|
<image>After filling some oil in a cylindrical oil tank, the maximum depth of oil is ()
Choices:
A:40cm
B:60cm
C:80cm
D:100cm
|
A
|
mathverse_vi_318
|
|
<image>As shown in the figure, angle 4 = 30.0, then angle 3 is equal to ()
Choices:
A:120°
B:130°
C:145°
D:150°
|
D
|
mathverse_vi_323
|
|
<image>As shown in the figure, angle B = 20.0, angle D = 60.0, then the degree of angle BED is ()
Choices:
A:40°
B:80°
C:90°
D:l00°
|
B
|
mathverse_vi_328
|
|
<image>As shown in the figure, angle ACD = 40.0, then the degree of angle AEC is ()
Choices:
A:40°
B:70°
C:80°
D:140°
|
B
|
mathverse_vi_333
|
|
<image>They each used a square piece of paper with a side length of 12.0 to make a pair of jigsaw puzzles, and cooperated to design the work shown in the picture. Help them calculate the sum of the area of the three figures circled in the figure, it is ()
Choices:
A:12cm
B:24cm
C:36cm
D:48cm
|
C
|
mathverse_vi_338
|
|
<image>As shown in the figure, angle 2 = 35.0, angle 3 = 40.0, then the degree of angle 1 is ()
Choices:
A:75°
B:105°
C:140°
D:145°
|
B
|
mathverse_vi_343
|
|
<image>As shown in the figure, If angle ABC = 35.0, angle C = 50.0, then the degree of angle CDE is ()
Choices:
A:35°
B:40°
C:45°
D:50°
|
C
|
mathverse_vi_348
|
|
<image>As shown in the figure, if angle 1 = 42.0, angle BAC = 78.0, then the degree of angle 2 is ()
Choices:
A:42°
B:50°
C:60°
D:68°
|
C
|
mathverse_vi_353
|
|
<image>As shown in the figure, the perimeter of ABCD is 16.0, then the perimeter of triangle DCE is ()
Choices:
A:10cm
B:8cm
C:6cm
D:4cm
|
B
|
mathverse_vi_358
|
|
<image>As shown in the figure, If angle ABC = 70.0, then the degree of angle AOC is equal to ()
Choices:
A:140°
B:130°
C:120°
D:110°
|
A
|
mathverse_vi_363
|
|
<image>As shown in the figure, if angle 1 = 115.0, then the degree of angle 2 is ()
Choices:
A:55°
B:65°
C:75°
D:85°
|
B
|
mathverse_vi_368
|
|
<image>As shown in the figure, angle 1 = 42.0, then the degree of angle 2 is ()
Choices:
A:46°
B:48°
C:56°
D:72°
|
B
|
mathverse_vi_373
|
|
<image>As shown in the figure, angle 1 = 36.0, then angle 2 = ()
Choices:
A:54°
B:56°
C:44°
D:46°
|
A
|
mathverse_vi_378
|
|
<image>As shown in the figure, angle 2 = 60.0, then the degree of angle 4 is ()
Choices:
A:60°
B:100°
C:120°
D:130°
|
C
|
mathverse_vi_383
|
|
<image>As shown in the figure, if angle C = 70.0, then the degree of angle AED is ()
Choices:
A:110°
B:125°
C:135°
D:140°
|
B
|
mathverse_vi_388
|
|
<image>As shown in the figure, the perimeter of ABCD is 32.0, the perimeter of triangle DCE is ()
Choices:
A:8cm
B:24cm
C:10cm
D:16cm
|
D
|
mathverse_vi_393
|
|
<image>As shown in the figure, a solid with a bottom circumference of 24.0 and a height of 5.0, the shortest route that an ant passes along the surface from point A to point B is ()
Choices:
A:12m
B:15m
C:13m
D:14m
|
C
|
mathverse_vi_398
|
|
<image>As shown in the figure, angle BAC = 90.0, angle B = 50.0, so the degree of angle DAE is ()
Choices:
A:45°
B:20°
C:30°
D:25°
|
D
|
mathverse_vi_403
|
|
<image>As shown in the figure, the angle between BC and the line n is 25.0, and angle ACB = 60.0, then the degree of angle a is ()
Choices:
A:25°
B:30°
C:35°
D:45°
|
C
|
mathverse_vi_408
|
|
<image>As shown in the figure, angle AOB = 100.0, then the angle of circumference angle ACB is equal to ().
Choices:
A:130°
B:120°
C:110°
D:100°
|
A
|
mathverse_vi_413
|
|
<image>As shown in the figure, circle O has a radius 1.0, if angle BAC = 60.0, then the length of BC is ()
Choices:
A:2
B:2√{3}
C:√{3}
D:2√{2}
|
C
|
mathverse_vi_418
|
|
<image>As shown in the figure, if the radius of circle O is 8.0, angle BAC = 120.0, then the length of DI is ()
Choices:
A:4√{3}+2
B:4√{3}+3
C:8√{3}+1
D:8√{3}
|
D
|
mathverse_vi_423
|
|
<image>As shown in the figure, if the radius of circle O is 2.0, angle BAC = 60.0, then the length of BC is ()
Choices:
A:√{3}
B:2√{3}
C:4
D:4√{3}
|
B
|
mathverse_vi_428
|
|
<image>As shown in the figure, arc DE is the arc of 50.0, then angle BOC is ()
Choices:
A:115°
B:100°
C:80°
D:50°
|
A
|
mathverse_vi_433
|
|
<image>As shown in the figure, angle ABO = 22.0, angle ACO = 42.0, then angle BOC is equal to ()
Choices:
A:128°
B:108°
C:86°
D:64°
|
A
|
mathverse_vi_438
|
|
<image>As shown in the figure, angle ACB = 25.0, then the degree of angle BAO is ()
Choices:
A:50°
B:55°
C:60°
D:65°
|
D
|
mathverse_vi_443
|
|
<image>As shown in the figure, angle AOB = 50.0, then the degree of the angle of circumference angle ACB is ()
Choices:
A:50°
B:25°
C:100°
D:30°
|
C
|
mathverse_vi_448
|
|
<image>As shown in the figure, angle BAC = 30.0, arc AD = arc CD. Then angle DAC is equal to ()
Choices:
A:70°
B:45°
C:30°
D:25°
|
B
|
mathverse_vi_453
|
|
<image>As shown in the figure, angle D = 34.0, then the degree of angle BOC is ()
Choices:
A:102°
B:112°
C:122°
D:132°
|
B
|
mathverse_vi_458
|
|
<image>As shown in the figure, when angle OBC = 40.0, the degree of angle A is ()
Choices:
A:50°
B:55°
C:60°
D:65°
|
A
|
mathverse_vi_463
|
|
<image>As shown in the figure, angle CAO = 22.5, OC = 6.0, then the length of CD is ()
Choices:
A:6√{2}
B:3√{2}
C:6
D:12
|
A
|
mathverse_vi_468
|
|
<image>As shown in the figure, If angle A = 60.0, angle ADC = 90.0, then the degree of angle C is ()
Choices:
A:25°
B:27.5°
C:30°
D:35°
|
C
|
mathverse_vi_473
|
|
<image>As shown in the figure, if angle AOB = 40.0, then the degree of angle APB is ()
Choices:
A:80°
B:140°
C:20°
D:50°
|
C
|
mathverse_vi_478
|
|
<image>As shown in the figure, if angle ABC = 25.0, then the size of angle AOB is ()
Choices:
A:80°
B:90°
C:100°
D:120°
|
C
|
mathverse_vi_483
|
|
<image>As shown in the figure, given the angle of circumference angle A = 50.0, then the size of angle OBC is ()
Choices:
A:50°
B:40°
C:130°
D:80°
|
B
|
mathverse_vi_488
|
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<image>As shown in the figure, angle ADC = 26.0, then the degree of angle CAB is ()
Choices:
A:26°
B:74°
C:64°
D:54°
102
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C
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mathverse_vi_493
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<image>As shown in the figure, if angle BOC = 30.0, then the degree of angle BAD is ()
Choices:
A:30°
B:25°
C:20°
D:15°
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D
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mathverse_vi_498
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