Worksheet

Location Set your Location

Login Ask & Answer Success Stories Paid Courses Free Classes Tuition & Classes Fees Write a Review All Categories Help Center

Post your Learning Need Signup as a Tutor

Popular Cities

Bangalore

Hyderabad

Delhi

Mumbai

Chennai

Pune

Kolkata

Gurgaon

Ahmedabad

Jaipur

Noida

Your Worksheet is Ready

CBSE Class 9 Mathematics Worksheet

Unit 4-Geometry - Quadrilaterals

Choose the correct option: In a rectangle PQRS, diagonals PR and QS intersect at O. If PO = 5 cm, then the length of the diagonal QS is equal to _________.

A) 4 cm B) 5 cm C) 10 cm D) 2.5 cm

Choose the correct option: Bisectors of a parellologram form ________.

A) Square B) Rhombus C) Rectangle D) Trapezium

Choose the correct option: In a quadrilateral three angles are in the ratio 3 : 3 : 1 and one of the angles is $80^{\circ}$ , then other angles are _______.

A) $90^{\circ}, 90^{\circ}, 30^{\circ}$ B) $90^{\circ}, 90^{\circ}, 30^{\circ}$ C) $75^{\circ}, 75^{\circ}, 25^{\circ}$ D) None of these

ABCD is rectangle with $\angle BAC = 2x^{\circ}$ and $\angle BCA = 3x^{\circ}$ . Find $\angle ACD$

A) $36^{\circ}$ B) $36^{\circ}$ C) $36^{\circ}$ D) $36^{\circ}$

One angle of a quadrilateral is of $150^{\circ}$ and the remaining three angles are equal. Find each of the three equal angles.

In a parallelogram ABCD, AB = 10 cm and AD = 6 cm. The bisector of $\angle A$ meets DC in E. AE and BC produced meet at F. Find the length of CF.

Choose the correct option: In an equilateral triangle XYZ, M and N are the mid points of sides XY and XZ respectively. Then length of MN is _______.

A) XY B) 2XY C) XY/2 D) 3XY/2

Fill in the blanks: The ratio of adjacent angles of a parallelogram is 1:2, then the largest angle is _______.

A) $120^{\circ}$ B) $120^{\circ}$ C) $120^{\circ}$ D) $120^{\circ}$

Choose the correct option: A quadrilateral is a kite if _______.

A) Both pairs of opposite sides are equal B) Two pairs of sides are of equal length C) Both pairs of opposite angles are equal D) None of these

10.

Choose the correct option: If DEFG is a parallelogram, then ∠E – ∠F is equal to ___________.

A) $45^{\circ}$ B) $45^{\circ}$ C) $45^{\circ}$ D) $45^{\circ}$

11.

Fill in the blanks: PQRS is a rhombus such that $\angle P = 60^{\circ}$ . Then $\angle R$ is ______.

A) $120^{\circ}$ B) $120^{\circ}$ C) $120^{\circ}$ D) $120^{\circ}$

12.

Chooae the correct option: In the given figure ABCD is a parallelogram where AP and CQ are the bisectors of $\angle A$ and $\angle C$ . Then APCQ is a _______.

A) Rhombus B) Square C) Rectangle D) Parallelogram

13.

State True/False: If a quadrilateral formed by joining the mid points of the adjacent sides of quadrilateral ABCD is a rectangle, then diagonals AC and BD intersect at right angle.

A) True B) False

14.

Fill in the blanks: If the each side in a square is 6cm, then the length of its diagonal is _______.

15.

Chooae the correct option: In the given figure, ABCD is a parallelogram and AP, BP, CR and DR are the angle bisectors of $\angle A, \angle B, \angle C and \angle D$ respectively. Then, PQRS is _______.

A) Rhombus B) Square C) Rectangle D) parallelogram

16.

Every parallelogram is a trapezuim.

A) True B) False

17.

What is the special name can be given to quadrilateral whose sum of its adjacent angles is 180°?

A) Rhombus B) Rectangle C) Trapezium D) Kite

18.

In $\bigtriangleup ABC$ , P, Q and R are mid-points of sides BC, CA and AB respectively. If AC = 10 cm, BC = 6 cm and AB = 8 cm, find the perimeter of the quadrilateral ARPQ.

19.

State True/False: In any quadrilateral, the um of the length of four sides exceeds the sum of the length of its diagonals.

A) True B) False

20.

Two opposite angles of a parallelogram are $(3x - 2)^{\circ}$ and $(63-2x)^{\circ}$ . Find the value of x.

A) 15 B) 13 C) 12 D) 11

CBSE Class 9 Mathematics Worksheet

Unit 4-Geometry - Quadrilaterals

Answers

Option C

Option B

Option A

$70^{\circ}$

4 cm

Option C

Option A

Option B

10.

Option D

11.

Option B

12.

Option D

13.

Option A

14.

$6\sqrt{2} cm$

15.

Option C

16.

Option A

17.

Option C

18.

18 cm

19.

Option A

20.

Option B

This website uses cookies

We use cookies to improve user experience. Choose what cookies you allow us to use. You can read more about our Cookie Policy in our Privacy Policy

Accept All

Decline All