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Practical Geometry, Chapter 4 Class 8 Maths MCQs

1. A simple closed curve made up of only _____________ is called a polygon.

(a) curves

(b) line segments

(c) lines

(d) closed curves

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Question 1 of 20

2. A polygon with minimum number of sides is

(a) Pentagon

(b) Square

(c) triangle

(d) angle

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Question 2 of 20

3. Polygons that have no portions of their diagonals in their exteriors are called

(a) Squares

(b) triangles

(c) convex

(d) concave

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Question 3 of 20

4. Polygons that have any portions of their diagonals in their exteriors are called

(a) Squares

(b) triangles

(c) convex

(d) concave

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Question 4 of 20

5. All the sides of a regular polygon are _________________.

(a) Parallel

(b) equal in length

(c) not parallel

(d) not equal

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Question 5 of 20

6. Maximum number of right angles in a right angled triangle are

(a) 2

(b) 1

(c) 3

(d) 0

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Question 6 of 20

7. A parallelogram whose all sides are equal is called

(a) square

(b) rhombus

(c) rectangle

(d) trapezium

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Question 7 of 20

8. Diagonals of a rectangle:

(a) equal to each other

(b) not equal

(c) one is double of the other

(d) none of these

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Question 8 of 20

9. The diagonals of a rhombus bisect each other at _________ angles.

(a) acute

(b) right

(c) obtuse

(d) reflex

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Question 9 of 20

10. The diagonals of a square bisect each other at _________ angle.

(a) acute

(b) right

(c) obtuse

(d) reflex

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Question 10 of 20

11. How many sides does a heptagon have ?

(a) 2

(b) 4

(c) 7

(d) 5

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Question 11 of 20

12. Name the closed figure with 4 sides ?

(a) Hexagon

(b) Triangle

(c) Pentagon

(d) Quadrilateral

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Question 12 of 20

13. How many diagonals does a regular Hexagon has ?

(a) 2

(b) 9

(c) 3

(d) 5

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Question 13 of 20

14. What is the number of sides in Hexagon ?

(a) 4

(b) 7

(c) 6

(d) 5

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Question 14 of 20

15. The opposite angles of a parallelogram are __________________.

(a) Unequal

(b) equal

(c) complementary

(d) supplementary

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Question 15 of 20

16. The diagonals of a square are ________________ each other .

(a) equal to

(b) unequal to

(c) perpendicular bisectors of

(d) none of these

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Question 16 of 20

17. A parallelogram with sides of equal length is called______________.

(a) trapezium

(b) square

(c) rectangle

(d) rhombus

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Question 17 of 20

18. How many measurements can determine a quadrilateral uniquely?

(a) 2

(b) 3

(c) 4

(d) 5

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Question 18 of 20

19. Diagonals of a parallelogram _______________ each other.

(a) bisect

(b) equal to

(c) perpendicular to

(d) none of these

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Question 19 of 20

20. How many sides does decagon has?

(a) 8

(b) 10

(c) 6

(d) 5

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Question 20 of 20