R s aggarwal solutions mathematics class 8 Solutions for Chapter 15 parallelograms

Exercises in Chapter 15 parallelograms Grade 8

Parallelograms Exercise 16A

Parallelograms Exercise 16B

Questions in Parallelograms Exercise 16A

ABCD is a parallelogram in which ∠A=110o. Find the measure of each of the angles ∠B,

∠C and ∠D.

Two adjacent angles of a parallelogram are equal. What is the measure of each of

these angles?

The sum of two opposite angles of a parallelogram is 130o. Find the measure of each

of its angle.

Two sides of a parallelogram are in the ratio 5:3. If its perimeter is 64cm, find the

lengths of its sides.

Questions in Parallelograms Exercise 16B

The length of the diagonals of a rhombus is 16cm and 12cm. The length of each

side of the rhombus is

(a)8cm (b)9cm (c)10cm (d)12cm

Two adjacent angles of a parallelogram are (2x+25)0 and (3x-5)0. The value of x is

(a)28 (b)32 (c)36 (d)42

The diagonals do not necessarily intersect at right angles in a

(a)parallelogram (b)rectangle (c)rhombus (d)kite

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