CBSE Class 8 Mathematics Understanding Quadrilaterals Worksheet Set E

CBSE Class 8 Mathematics Worksheet - Understanding Quadrilaterals (2)

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1) In a quadrilateral if one pair of opposite sides is equal and parallel, the figure is…………….

2) If one angle of a parallelogram is a right angle, then it is necessarily a …………………………

3) If opposite angles of a quadrilateral are equal, then it is necessarily a ………………………….

4) If the consecutive sides of a parallelogram are equal, then it is necessarily a ………………….

5) Diagonals necessarily bisect opposite angles in a …………………………

6) The angles of a quadrilateral are in the ratio 1:2:3:4. Find the measure of its four angles.

7) The measure of one angle of a parallelogram is 80°. Find the measure of other angles.

8) The sum of interior angles of a polygon of 10 sides is……

9) One of a quadrilateral is 108° and other three angles are equal, then the value of each equal

angle is……………………..

10) Exterior angle of a regular polygon is 24°. Fin d the number of sides of the polygon.

11) Find the values of x, y and z in the given parallelogram ABCD

12) Explain why a rectangle is a convex polygon.

13) RENT is a rectangle its diagonals meet at O. Find x, OR = 2x +4 and OT = 3x +1

14) Write three properties of a parallelogram.

15) What is the minimum possible interior angle of a regular polygon and why?

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