Question

Find the measure of U

Answer 1

180-120=60
Angles=60°
Angles add to 180°
So 180-(60+50)=70°

Answer 2

? = 70°

Explanation:

180 - 120 = 60° (120° and 60° are supplementary angles)

180 - 50 - 60 = 70° (all triangle interior angles total 180°)