# MCQ Questions for Class 8 Maths Chapter 4 Practical Geometry with Answers

Students are advised to solve the Practical Geometry Multiple Choice Questions of Class 8 Maths to know different concepts. Practicing the MCQ Questions on Practical Geometry Class 8 with answers will boost your confidence thereby helping you score well in the exam.

Explore numerous MCQ Questions of Practical Geometry Class 8 with answers provided with detailed solutions by looking below.

Question 1.

Sum of all interior angles of a polygon with (n) sides is given by

(a) (n – 2) × 180°

(b) n – 2 × 180°

(c) (n + 2) × 180°

(d) (n + 2) × 180°

## Answer

Answer: (a) (n – 2) × 180°

Question 2.

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

(a) triangles

(b) convex

(c) concave

(d) squares

## Answer

Answer: (b) convex

Question 3.

What is the number of sides in Hexagon ?

(a) 4

(b) 7

(c) 6

(d) 5

## Answer

Answer: (c) 6

Question 4.

A parallelogram must be a rectangle if its diagonals

(a) bisect the angles to which they are drawn

(b) are perpendicular to each other

(c) bisect each other

(d) are congruent

## Answer

Answer: (d) are congruent

Question 5.

Diagonals of a rectangle:

(a) equal to each other

(b) not equal

(c) one is double of the other

(d) none of these

## Answer

Answer: (a) equal to each other

Question 6.

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

(a) lines

(b) curves

(c) closed curves

(d) line segments

## Answer

Answer: (d) line segments

Question 7.

To construct a quadrilateral uniquely, it is necessary to know at least_________ of its parts.

(a) 5

(b) 4

(c) 3

(d) 2

## Answer

Answer: (a) 5

Question 8.

All the angles of a regular polygon are of ________________.

(a) 90°

(b) 60°

(c) equal length

(d) equal measure

## Answer

Answer: (d) equal measure

Question 9.

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

(a) acute

(b) right

(c) obtuse

(d) reflex

## Answer

Answer: (b) right

Question 10.

The quadrilateral whose diagonals are equal and bisect each other at right angle is ________.

(a) Triangle

(b) Square

(c) Rhombus

(d) None of these

## Answer

Answer: (b) Square

Question 11.

A parallelogram whose all sides are equal is called ________.

(a) triangle

(b) trapezium

(c) square

(d) rectangle

## Answer

Answer: (c) square

Question 12.

A quadrilateral can be constructed uniquely if its _____ sides and two included angles are given.

(a) 1

(b) 2

(c) 3

(d) none of these

## Answer

Answer: (c) 3

Question 13.

The ratio of two adjacent sides of a parallelogram is 4:5. If its perimeter is 72 cm, find its adjacent sides.

(a) 18 cm and 25 cm

(b) 16 cm and 25 cm

(c) 18 cm and 20 cm

(d) 16 cm and 20 cm

## Answer

Answer: (d) 16 cm and 20 cm

Question 14.

What do we require to construct a quadrilateral if measures of three angles are given?

(a) Length of one side

(b) Two adjacent sides

(c) Length of one diagonal

(d) None of these

## Answer

Answer: (b) Two adjacent sides

Question 15.

A parallelogram each of whose angles measures 90° is _____________.

(a) rectangle

(b) rhombus

(c) kite

(d) trapezium

## Answer

Answer: (a) rectangle

Question 16.

The measure of each interior angle of a regular polygon is 140o, then number of sides that regular polygon has ___

(a) 15

(b) 12

(c) 9

(d) 10

## Answer

Answer: (c) 9

Question 17.

A quadrilateral can be constructed uniquely if the lengths of its ______ sides and a diagonal are given.

(a) 3

(b) 1

(c) 2

(d) 4

## Answer

Answer: (d) 4

Question 18.

A quadrilateral can be constructed uniquely if the lengths of its four sides and ____ diagonal are given.

(a) 3

(b) 2

(c) 1

(d) none of these

## Answer

Answer: (c) 1

Question 19.

What do we require to construct a quadrilateral if measures of two adjacent angles are given?

(a) Lengths of three sides

(b) Length of one side

(c) Lengths of two sides

(d) None of these

## Answer

Answer: (a) Lengths of three sides

Question 20.

What do we require to construct a square?

(a) Length of one side

(b) Lengths of three sides

(c) Lengths of two sides

(d) None of these

## Answer

Answer: (a) Length of one side

Question 21.

A polygon with minimum number of sides is

(a) Pentagon

(b) Square

(c) triangle

(d) angle

## Answer

Answer: (c) triangle

Question 22.

What do we require to construct a quadrilateral if lengths of four sides are given?

(a) One of the angle

(b) Length of a diagonal

(c) Length of two diagonals

(d) None of these

## Answer

Answer: (b) Length of a diagonal

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