Grade 8 - Polygon Worksheet 2
1. A simple closed curve made up entirely of line segments is called as triangle. Mark true/ False
a) True b) False
2. 6-sided polygon is known as hexagon. Mark True / False.
a) True b) False
3. 10-sided polygon is known as decagon. Mark True / False.
a) True b) False
4. Sum of all interior angles of a polygon is equal to 180°. Mark True / False.
a) True b) False
5. Sum of all exterior angles of a polygon is equal to 360°. Mark True / False.
a) True b) False
6. The curves which have same beginning, and end points is known as open curves. Mark True/False.
a) True b) False
7. A polygon in which at least one interior angle is greater than 180° is called as convex polygon. Mark True/ False.
a) True b) False
8. Sum of measures of all interior angles of a hexagon is 720°. Mark True/ False.
a) True b) False
9. Sum of interior angles and its corresponding exterior angles is equal to 270°. Mark True/False.
a) True b) False
10. A square can be a regular polygon. Mark True/ False.
a) True b) False
11. The sum of interior angles of a polygon is equal to 5400°. Find out the number of sides this polygon has.
a) 30 b) 28
c) 32 d) 36
12. How many sides a regular polygon has if each interior angle is equal to 150°?
a) 7 b) 10
c) 8 d) 12
13. Find the number of sides of a regular polygon whose each exterior angle is equal to 18°.
a) 10 b) 15
c) 18 d) 20
14. If the exterior angles of a polygon are in the ratio of 1 : 2 : 3 : 4 : 5, then find the largest interior angle.
a) 148° b) 156°
c) 254° d) 150°
15. A polygon is having 27 diagonals. How many sides does it have?
a) 120° b) 135°
c) 145° d) 155°
16. If all the angles of a 12-sided polygon are equal then find the measure of each angle.
a) 120° b) 135°
c) 145° d) 150°
17. Find the sum of exterior angles of a polygon having 120 sides.
a) 370° b) 345°
c) 360° d) 365°
18. In a pentagon, two angles are 30° and 50°, and rest angles are in the ratio of 2 : 3 : 5. Find the largest angle of the pentagon.
a) 320° b) 230°
c) 150° d) 160°
19. Two angles of a polygon are right angles and remaining angles are 120°. Find the number of sides of the polygon.
a) 7 b) 4
c) 8 d) 5
20. The sum of interior angles of a regular polygon is twice the sum of its exterior angles. Find the number of sides of the polygon.
a) 7 b) 6
c) 8 d) 5
If you want to download the above worksheet, please click below link.
Polygon Worksheet-2Download the pdf
Answer Sheet
Polygon-AnswerDownload the pdf
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