Question

the genius will solve it

Answer 1

Given, A = 50
B = 30
A + B + z = 180
50 + 30 + z = 180
z = 180 - 80
z = 100

DE||BC
So, x=z=100
and y = B = 30

Answer 2

Given, A = 50

B = 30

A + B + z = 180

50 + 30 + z = 180

z = 180 - 80

z = 100

DE||BC

So, x=z=100

and y = B = 30