Question

Find the value of x.

Answer 1

x=75°

Explanation:

AG`D=90°

FG'D =15 vert. opp.angl

90-15=75

Answer 2

75° = x°

Explanation:

there are 4 right angles

so with the line being linear, the angle on each side is 15°. so you take

90° (right angle) - 15° (the inside angle) = 75°. or the outside angle

do 75 + 15 to check