Question

Need help ASAP Please!!!!

Referring to the figure, find the value of x.

Answer 1

90°+x+4x=180°[being straight angle]

90°+5x=180°

5x= 180°-90°

5x=90°

x=90°÷5

x=18°

lastly,

4x=4*x=4*18°=72°

hence x=18°

4x=72°