Question

Find the value of x in the figure below.

Answer 1

x = 40

Explanation:

75 + 65 = 140

180 - 140 = 40

Answer 2

Explanation:

75 is equal to opposite angle of x.

so,

75° +65°+ x=180°( by all angles sum)

140°+x=180°

x=180°-140°

x=40°