Quadrilaterals| Worksheet Solutions| Class 9

Worksheet solutions for chapter: Quadrilaterals for class 9 are provided below.

(1) The angles of a quadrilateral are in the ratios 12: 10: 6: 8. Find all of the angles of the quadrilateral.

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(2)Show that each angle in square is a right angle.

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Diagram of Question 2 of Worksheet Solution of NCERT Chapter Quadrilaterals

Diagram of Question 3 of Worksheet Solution of NCERT Chapter Quadrilaterals

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Diagram of Question 4 of Worksheet Solution of NCERT Chapter Quadrilaterals

 

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Diagram of Question 5 of Worksheet Solution of NCERT Chapter Quadrilaterals

(6)State true if statement is true and state false if statement is false.

(i) A parallelogram has four angles and opposite angles are equal.

(ii) A square is always a parallelogram.

(iii) A quadrilateral can not be a rectangle.

(iv) Kite is an example of parallelogram.

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(i) A parallelogram has four angles and opposite angles are equal. True

(ii) A square is always a parallelogram. True

(iii) A quadrilateral can not be a rectangle. False

(iv) Kite is an example of parallelogram. False

(7) ABC is an equilateral triangle. E, F and G are the mid – points of the sides AB, AC and BC respectively. Show that BEFG is parallelogram.

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Diagram of Question 7 of Worksheet Solution of NCERT Chapter Quadrilaterals

 

Diagram of Question 8 of Worksheet Solution of NCERT Chapter Quadrilaterals

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Choose the correct one-

(9) Sum of the angles of a quadrilateral is

(i) 900

(ii) 3600

(iii) 1800

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(ii)

(10) A quadrilateral can be

(i) a parallelogram

(ii) a square

(iii) a rectangle

(iv) all of the above

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(iv) all of the above

 

Helping Topics

Quadrilaterals

NCERT Solutions Class 9