row_id
int64
0
36.7k
QuestionId
int64
31.8k
109k
QuestionText
stringclasses
15 values
MC_Answer
stringclasses
49 values
StudentExplanation
stringlengths
1
586
Category
stringclasses
6 values
Misconception
stringclasses
35 values
28,500
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you can only see one corner so you can't see which shape it could be a pat of
False_Misconception
Unknowable
28,501
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you can only see two sides
False_Misconception
Unknowable
28,502
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you cannot see any other sides and angles
False_Misconception
Unknowable
28,503
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you cant get an answer from two lines and an angel
False_Misconception
Unknowable
28,504
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you cant tell if its interior or exterior
False_Misconception
Unknowable
28,505
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you cant work anything out just knowing the value of one interior angle
False_Misconception
Unknowable
28,506
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you cant work out the rest of the angle by giving one of the angles.
False_Misconception
Unknowable
28,507
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you can’t tell by one angle how many sides the shape has
False_Misconception
Unknowable
28,508
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you can’t tell how many sides a shape has from just one angle 📐.
False_Misconception
Unknowable
28,509
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you do not know how big the sidess are.
False_Misconception
Unknowable
28,510
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you don't have the length of the side
False_Misconception
Unknowable
28,511
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you don't know the direction it is facing or any other things about it.
False_Misconception
Unknowable
28,512
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you don't know the total of all the angles.
False_Misconception
Unknowable
28,513
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you don't no how big the sides are so u wouldn't know
False_Misconception
Unknowable
28,514
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you dont know the sum of all the angles
False_Misconception
Unknowable
28,515
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you meed more than 1 angle to work it out
False_Misconception
Unknowable
28,516
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you need more info to figure it
False_Misconception
Unknowable
28,517
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you need more than 1 angle to work it out
False_Misconception
Unknowable
28,518
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you need to know how many corners to do the first step
False_Misconception
Unknowable
28,519
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you need to know the sum of the interior angles in order to find the number of sides this shape has.
False_Misconception
Unknowable
28,520
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you see only the two sides
False_Misconception
Unknowable
28,521
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you would have to know the sum of the shape
False_Misconception
Unknowable
28,522
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
you would need to know the sum of sll the angles
False_Misconception
Unknowable
28,523
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
youu can only see one corner so you can't see which shape it could be a part of
False_Misconception
Unknowable
28,524
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
Not enough information
youu can't tell if it's interior or exterior.
False_Misconception
Unknowable
28,525
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(10-2) time 180 is 1440 divided by 10 is 144
True_Correct
null
28,526
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(10-2) time 180 is 1440 divided by 10 is 144.
True_Correct
null
28,527
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(10-2)180=1440 1440/10=144 this shows it has 10 sides.
True_Correct
null
28,528
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(10-2)x 180 equals 1440, divide by 10 equals 144 degrees.
True_Correct
null
28,529
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(10-2)×180=1440 and that divided by 10 is 144
True_Correct
null
28,530
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(10-8)x 180 divided by 10 gives the answer
True_Correct
null
28,531
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(n - 2)180 = sum of all interior angles (10 - 2)180 = 1440 degrees 1440/10 = 144 degrees for each angle
True_Correct
null
28,532
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(n subtract 2) times 180 degrees divided by n =144 degrees
True_Correct
null
28,533
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(n-2) x 180= sum of interior angles 10-2=8 8x180=1440 1440/10=144
True_Correct
null
28,534
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(n-2) x 180= sum of interior angles 10-2=8 8x180=1440 1440/10=144
True_Correct
null
28,535
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(n-2)180 all divided by 2 = 144 find n to find how many sides the shape has
True_Correct
null
28,536
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
(trial and error with 10, 5 and 6) 144x10=1440 1440/180=8 8+2=10
True_Correct
null
28,537
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
1 interior angle on a decagon is 144 degrees
True_Correct
null
28,538
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 all exterior angles of a regular polgon add up to 360d, regular polygon = all sides same length, angles on a straight line add up to 180d
True_Neither
null
28,539
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 - 2 = 8 x 180 = 1440 (all angles added up) div by 10 = 144
True_Correct
null
28,540
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 - 2 is 8 times 8 by 180 to get 1440 and you then divide that by 10 to get 144
True_Correct
null
28,541
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 - 2 is 8. and 8 * 180 is 1440. 1440 / 10 = 144, so the shape has 10 sides.
True_Correct
null
28,542
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 as it is a decagon
True_Neither
null
28,543
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 as it is a decagon.
True_Neither
null
28,544
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 sided shape adds up to1440 each angle is 144
True_Correct
null
28,545
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 sided shape has 8 triangles, triangle = 180 degrees, 8 x 180 = 1440, 1440/10=144
True_Correct
null
28,546
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 sided shape has an interior angle of 144 since 1440 dived by 10 is equal to that so it must be a
True_Correct
null
28,547
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10 sides, all the exterior angles= 360 onee exterior angle = 180-144= 36 360/36= 10 10 side
True_Correct
null
28,548
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10-2 is 8 then 8 times 180 is 1440 and 1440 divided by 10 is 144
True_Correct
null
28,549
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10-2=8.8x180=1440 then divide by 10 which is 1440
True_Correct
null
28,550
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10-2x180 then divided by tenn because i didn’t
True_Neither
null
28,551
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10x144 is 1440 which is the size of one interior angle in a 10-gon
True_Correct
null
28,552
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
10x144=1440 which i think was one of the polygons numbers
True_Correct
null
28,553
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 * 10 is 1440 whih is the sum of a 10 side shape
True_Correct
null
28,554
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 - 180 = 36. alll exterior angles add up to 360 so 360 = 10 * 36 = 360.
True_Correct
null
28,555
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 = 360 / 36 = 10 so 10sides
True_Correct
null
28,556
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 because all the degrees in a decagon add up to 1440 and dividedd by ten is 240
True_Correct
null
28,557
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 because its total interior angles are 1440 and for a 5 sided shape you need 540 and for 6 you need 720
True_Correct
null
28,558
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 degrees in each angle in a decagin
True_Correct
null
28,559
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 degrees in each angle in a decagon
True_Correct
null
28,560
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 degrees is an interior angle of a decagon
True_Correct
null
28,561
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 degrees is an interior angle of a decagon.
True_Correct
null
28,562
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 degrees x by 10 wull equal 1440. so it must be 10 sides.
True_Neither
null
28,563
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 divided by 10 = 84. It has 10 sides becausr the sum of interior angles = 1440.
True_Neither
null
28,564
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 divided by 10 equals 84 mesning that shape is a decagon.
True_Neither
null
28,565
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 divided by 10 is a multiple of 8 because 8 times 180 is 1440.
True_Neither
null
28,566
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 goes into 720 5 times and every side is worth 144.
True_Neither
null
28,567
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 means the outside angle is 36 360 / 36 = 10 so 10sides
True_Correct
null
28,568
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 times 10 = 1440 interior angle sum of a decagon = 1440
True_Correct
null
28,569
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 x 10 = 1440 1440/180 =8 8 with the other 2 sides = 10 sides
True_Correct
null
28,570
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 x 10 = 1440 there are 1440 degrees in a decagon
True_Correct
null
28,571
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 x 10 = 1440 which is equivalent to a decagon. to prove this 1440 is divisible by 180.
True_Correct
null
28,572
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144 x 10 = 1440, which is how many degrees is in a decagon, which has 10 sides.
True_Correct
null
28,573
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
1440 degrees on the inside of a decagon and this a regular one meaning it has all angles as 144
True_Correct
null
28,574
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
144x10=1440 degrees which is the sum of a decagons interior angles
True_Correct
null
28,575
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180 - 144 = 36 360 divided by 36 = 10. so since this is a regular polygon, we can assume the sides and angles are the same. so there are 10 sides to this polygon.
True_Correct
null
28,576
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180 - 144 = 36 360 divided by 36 is 10 i think this is how you do it but not very sure
True_Correct
null
28,577
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180 degrees minus 144 degrees equals 36 degrees. so the external angles are of 36 degrees. and 360 divided by 36 equals 10 so there must be ten sides.
True_Correct
null
28,578
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180 minus 144 is 36 and 360 divided by 36 is 10
True_Correct
null
28,579
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180 x (n - 2) / number of sides
True_Correct
null
28,580
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180* - 144* = 36* (exterior angle) sum of exterior angles / 1 exterior angle = n.o. of sides. 360* / 36* = 10 it must have 10 sides.
True_Correct
null
28,581
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180*8 is 1440 so the are 10 angles
True_Correct
null
28,582
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144 (to find out the exterior angle) = 36 and the 360 (the sum of all exterior angles) divided by 36 = 10 and so now we know that there are 10 sides
True_Correct
null
28,583
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144 is 36 and 360 (sum of exterior angles) /36 is 10
True_Correct
null
28,584
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144 is 36 and 360 divided by 36 is 10
True_Correct
null
28,585
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144 is 36 and 360 divided by 36 is 10.
True_Correct
null
28,586
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144 is 36 and 360 divided by 36 is ten therefore making the polygon have ten sides
True_Correct
null
28,587
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144 is 36 degrees exterior is 360 divided by 36 is 10 sides
True_Correct
null
28,588
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144 is 36 which is ¹/10 of a full circle
True_Correct
null
28,589
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144= 36. all exterior angles add up to 360 and 10 times 36 is equal to 360
True_Correct
null
28,590
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144=36 external angles add up to 360 360/36=10
True_Correct
null
28,591
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144=36 then i done 360 / 36 which resulted in the number of sides the shape has
True_Correct
null
28,592
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144=36 degrees. 360 divided by 36 = 10 answer = 10 sides.
True_Correct
null
28,593
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144=36 external angles add up to 360 360/36=10
True_Correct
null
28,594
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144=36 so exterior angle is 36. all exterior angles of a polygon add up to 360 so 360/36=10
True_Correct
null
28,595
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-144=36(exterior angle) 360 divided by 36 is 10 so 10 sides
True_Correct
null
28,596
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
180-interior angle=difference 360/difference=number of sides 180-144=36 360/36=10 10-2=8 8*180=1440 1440/10=144
True_Correct
null
28,597
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
36 goes into 360 ten times. 36 is the exterior angle.
True_Correct
null
28,598
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
360 - 144 = 36 and then divide 36 by 360.
True_Neither
null
28,599
76,870
This is part of a regular polygon. How many sides does it have? [Image: A diagram showing an obtuse angle labelled 144 degrees]
\( 10 \)
360 ------ = 10 36
True_Correct
null