Abcd Is Quadrilateral In Which Ab Dc And Ad Bc Prove That В€ A В€ B And В€ C В€ D

ABCD is a quadrilateral in which AB || DC and AD = BC. Prove that ∠A = ∠B and ∠C = ∠D.

Answers:

According to question prove that ∠A = ∠B and ∠C = ∠D.

180-angle b = angle e

angle a = angle b