Question

18. Find the angle measure x in the given figure.
G
90°
с
D
H
509
A
B.
F
115
E​

Answer 1

Answer:

Sum of all external angles is 360°

So in figure all external angles are given.....

90° + 50° + 115° + x = 360°

140° + 115° + x = 360°

255° + x = 360°

x = 360° - 255°

x = 105°

I hope that it will help you

thanx