Question

In the figure, the
value of x is ....
d=30
a=70
c=40


​

Answer 1

Given:-

A = 70°

B = x

C = 40°

D = 30°

Answer:-

A + C = 110°

B + D = 360° - 110° = 250°

Here,

B = x and D = 30°

and x + 30° = 250°

Therefore,

x = 250° - 30°

x = 220°