Question

In the given figure ABCD is a parallelogram. Side DC is produced to E, and $\angle$BCE$={107}^o$. Find $\angle$A, $\angle$B, $\angle$C, $\angle$D.

Answer 1

$\angle B=\angle BCE$ (A.I.A)

$\angle B=\angle D={105}^o$

$\angle A=\angle C={75}^o$