Question

AB and CD intersect each other at E such that DE=BE and EA=EC show that AD=CB

Answer 1

Hope this will help u

Answer 2

In triangle AED and triangle CED

DE = BE

EA = EC

angle AED = angle BED (V.O.A)

By S.A.S,

triangle AED is congruent to triangle CEB

By CPCTC,

AD = CB