cma parallelogram ABCD, 2D=140°. Find the measure of A and ZB, – InterviewSolution

1.

cma parallelogram ABCD, 2D=140°. Find the measure of A and ZB,

Answer»

In a Parallelogram if angle D = 140

Then,Angle A = Angle DIn Parallelogram vertically opposite angles are equalSo, Angle A = 140°

Angle A + Angle B = 180°(sum of Co interior angles is 180°)Angke B = 180 - 140 = 40°

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