We have compiled the NCERT MCQ Questions for Class 8 Maths Chapter 3 Understanding Quadrilaterals with Answers Pdf free download covering the entire syllabus. Practice MCQ Questions for Class 8 Maths with Answers on a daily basis and score well in exams. Refer to the Understanding Quadrilaterals Class 8 MCQs Questions with Answers here along with a detailed explanation.

## Understanding Quadrilaterals Class 8 MCQs Questions with Answers

Choose the correct option.

Question 1.

The angle sum of a convex polygon with number of sides n is

(a) (n – 2) 180°

(b) (n + 2) 180°

(c) (2n – 4) 180°

(d) (2n + 4) 180°

## Answer

Answer: (a) (n – 2) 180°

Question 2.

What is the name of a regular polygon of 6 sides

(a) Square

(b) Equilateral triangle

(c) Regular hexagon

(d) Regular Octagon

## Answer

Answer: (c) Regular hexagon

Question 3.

The sum of the measures of the exterior angles of any polygon is

(a) 90°

(b) 180°

(c) 360°

(d) 720°

## Answer

Answer: (c) 360°

Question 4.

In an isosceles parallelogram, we have

(a) pair of parallel sides equal

(b) pair of non-parallel sides equal

(c) pair of non-parallel sides as perpendicular

(d) none of these.

## Answer

Answer: (d) None of these.

Question 5.

Diagonal of which of the following quadrilaterals do not bisect it into two congruent triangles?

(a) Rhombus

(b) Square

(c) Rectangle

(d) Trapezium

## Answer

Answer: (d) Trapezium

Question 6.

Which of the following is true for the adjacent angles of a Parallelogram?

(a) They are equal to each other

(b) They are complementary angle,

(c) They are supplementary angles

(d) None of these

## Answer

Answer: (c) They are supplementary angles

Question 7.

The measure of each exterior angles of a regular polygon of 15 sides is

(a) 30°

(b) 45°

(c) 60°

(d) 24°

## Answer

Answer: (d) 24°

Question 8.

Which of the following statement is true?

(a) All the rhombuses are squares

(b) Each square is a parallelogram

(c) Each parallelogram is a square

(d) Each trapezium is a parallelogram

## Answer

Answer: (b) Each square is a parallelogram

Question 9.

The four angles of a quadrilateral are in the ratio 1 : 2 : 3 : 4. The measure of its smallest angle is

(a) 120°

(b) 36°

(c) 18°

(d) 10°

## Answer

Answer: (b) 36°

Question 10.

In a parallelogram ∠A : ∠B = 1 : 2 then ∠1 is

(a) 90°

(b) 45

(c) 60°

(d) 30°

## Answer

Answer: (c) 60°

Question 11.

Which of the following is a regular quadrilateral?

(a) A rhombus

(b) A square

(c) A rectangle

(d) A parallelogram

## Answer

Answer: (b) A square

Question 12.

Which of the following is the sum of an exterior angle and its adjacent interior angle?

(a) A straight angle

(b) A right angle

(c) A complete angle

(d) Reflex angle

## Answer

Answer: (a) A straight angle

Question 13.

Which of the following quadilaterals has two pairs of adjacent sides equal and diagonals intersecting at right angles?

(a) square

(b) rhombus

(c) kite

(d) rectangle.

## Answer

Answer: (c) kite

Question 14.

Which of the following quadrilaterals has a pair of opposite sides parallel?

(a) rhombus

(b) trapezium

(c) kite

(d) rectangle.

## Answer

Answer: (b) trapezium

Fill in the blanks

Question 1.

The diagonal of a rhombus bisect each other at ……………….

## Answer

Answer: Right angle

Question 2.

All sides of a ………………… are equal and all angles are right angles.

## Answer

Answer: Square

Question 3.

A rhombus is a quadrilateral with …………………. of equal length.

## Answer

Answer: side

Question 4.

A square has sides of equal length and angles of equal measure, so it is a ………………….. polygon.

## Answer

Answer: Regular Quadrilateral

Hope the information shed above regarding NCERT MCQ Questions for Class 8 Maths Chapter 3 Understanding Quadrilaterals with Answers Pdf free download has been useful to an extent. If you have any other queries of CBSE Class 8 Maths Understanding Quadrilaterals MCQs Multiple Choice Questions with Answers, feel free to reach us so that we can revert back to us at the earliest possible.