Question Paper
Class / Subject: Class 8 (ICSE) · Mathematics
Chapter: Chapter 16 — Chapter 16: Understanding Shapes (Polygons)
Time Allowed: 32 minutes
Max Marks: 16
1. What is a polygon? [1]
(A) A closed shape with straight sides
(B) A curved shape
(C) An open shape
(D) A 3D shape
2. What is the angle sum formula for a polygon? [1]
(A) (n-2) × 180°
(B) n × 180°
(C) (n+2) × 180°
(D) n ÷ 180°
3. What is the angle sum of a quadrilateral? [1]
(A) 360°
(B) 180°
(C) 540°
(D) 720°
4. What is the angle sum of a pentagon? [1]
(A) 540°
(B) 360°
(C) 180°
(D) 720°
5. What is a regular polygon? [1]
(A) One with equal sides and angles
(B) One with unequal sides
(C) A curved shape
(D) A 3D shape
6. What is an example of a regular polygon? [1]
(A) A square
(B) An irregular quadrilateral
(C) A random shape
(D) A curved line
7. What is the angle sum of a hexagon (6 sides)? [1]
(A) 720°
(B) 540°
(C) 360°
(D) 900°
8. Why study polygon properties? [1]
(A) To classify shapes and solve geometry problems
(B) No reason
(C) It's not useful
(D) Only for tests
9. What is a polygon? [1]
(A) A closed shape with straight sides
(B) A curved shape
(C) An open shape
(D) A 3D shape
10. What is the angle sum formula for a polygon? [1]
(A) (n-2) × 180°
(B) n × 180°
(C) (n+2) × 180°
(D) n ÷ 180°
11. What is the angle sum of a quadrilateral? [1]
(A) 360°
(B) 180°
(C) 540°
(D) 720°
12. What is the angle sum of a pentagon? [1]
(A) 540°
(B) 360°
(C) 180°
(D) 720°
13. What is a regular polygon? [1]
(A) One with equal sides and angles
(B) One with unequal sides
(C) A curved shape
(D) A 3D shape
14. What is an example of a regular polygon? [1]
(A) A square
(B) An irregular quadrilateral
(C) A random shape
(D) A curved line
15. What is the angle sum of a hexagon (6 sides)? [1]
(A) 720°
(B) 540°
(C) 360°
(D) 900°
16. Why study polygon properties? [1]
(A) To classify shapes and solve geometry problems
(B) No reason
(C) It's not useful
(D) Only for tests