Punjab State Board PSEB 9th Class Maths Book Solutions Chapter 8 Quadrilaterals MCQ Questions with Answers.

## PSEB 9th Class Maths Chapter 8 Quadrilaterals MCQ Questions

Multiple Choice Questions and Answer

Answer each question by selecting the proper alternative from those given below each question to make the statement true:

Question 1.

The ratio of four angles in order of a quadrilateral is 2 : 4 : 5 : 4. Then, the measure of the smallest angle of the quadrilateral is

A. 120°

B. 96°

C. 48°

D. 60°

Answer:

C. 48°

Question 2.

In quadrilateral PQRS, ∠P = 5x, ∠Q = 3x, ∠R = 4x and ∠S = 6x. Then, the measure of the greatest angle of quadrilateral PQRS is …………… .

A. 100°

B. 60°

C. 80°

D. 120°

Answer:

D. 120°

Question 3.

In quadrilateral ABCD, ∠A + ∠B = 150°.

Then ∠C + ∠D =

A. 105°

B. 210°

C. 150°

D. 300°

Answer:

B. 210°

Question 4.

In trapezium PQRS, PQ || RS. If ∠P = 150°, then ∠S = …………. .

A. 75°

B. 150°

C. 60°

D. 30°

Answer:

D. 30°

Question 5.

The perimeter of parallelogram ABCD is 22 cm.

If AB = 4 cm, then BC = ……………. cm.

A. 7

B. 6

C. 5.5

D. 4

Answer:

A. 7

Question 6.

In parallelogram ABCD, ∠A – ∠B = 30°. Then, ∠C = ……………… .

A. 105°

B. 75°

C. 150°

D. 60°

Answer:

A. 105°

Question 7.

In parallelogram ABCD, the bisectors of ∠A and ∠B intersect at M. If ∠A = 80°, then ∠AMB = ……………. .

A. 40°

B. 50°

C. 80°

D. 90°

Answer:

D. 90°

Question 8.

In parallelogram ABCD, the ratio ∠A : ∠B : ∠C : ∠D can be

A. 3 : 4 : 5 : 6

B. 2 : 3 : 3 : 2

C. 2 : 3 : 2 : 3

D. 2 : 3 : 5 : 8

Answer:

C. 2 : 3 : 2 : 3

Question 9.

In parallelogram ABCD, 3 ∠ A = 2 ∠ B. Then, ∠ D = ………………. .

A. 120°

B. 108°

C. 72°

D. 60°

Answer:

B. 108°

Question 10.

In ∆ ABC, E and F are the midpoints of AB and AC respectively. If EF = 4 cm, then BC = …………… cm.

A. 8

B. 2

C. 4

D. 12

Answer:

A. 8

Question 11.

In ∆ ABC, P is the midpoint of AB and Q is the midpoint of AC. Then, PQCB is a ………….. .

A. trapezium

B. parallelogram

C. rectangle

D. rhombus

Answer:

A. trapezium

Question 12.

In ∆ ABC, D, E and F are the midpoints of AB, BC and CA respectively. If the perimeter of ∆ DEF is 30 cm, then the perimeter of ∆ ABC is ……………. cm.

A. 15

B. 30

C. 45

D. 60

Answer:

D. 60

Question 13.

∆ ABC is an equilateral triangle. D, E and F are the midpoints of AB, BC and CA respectively. If AB = 8 cm, the perimeter of ∆ DEF is …………… cm.

A. 24

B. 12

C. 6

D. 48

Answer:

B. 12

Question 14.

ABCD is a rectangle. If AB = 5 cm and BC = 12

cm, then BD = ………………. cm

A. 17

B. 13

C. 8.5

D. 1

Answer:

B. 13

Question 15.

ABCD is a rhombus. If AC = 10 cm and BD = 24 cm, the perimeter of ABCD is …………………. cm.

A. 13

B. 26

C. 52

D. 48

Answer:

C. 52