Question

find the value of x in the photo​

Answer 1

Answer:

answer 18

4x+x=5x

5x=90

x=90/5

x=18

Answer 2

Answer:

18°

Explanation:

Since the angle being made is of 90°

hence,

4x + x=90

5x=90

x=90/5

x= 18

so the value of x is 18°

therefore the two angles will be

18°

and

72°

hope it helps you