# 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.

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

Ans-      Ans-  Ans-   Ans- (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.

Ans-

(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.

Ans- Ans-     Ans-  Choose the correct one-

(9) Sum of the angles of a quadrilateral is

(i) 900

(ii) 3600

(iii) 1800

Ans

(ii)

(i) a parallelogram

(ii) a square

(iii) a rectangle

(iv) all of the above

Ans-

(iv) all of the above

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