Question

M ∠ U = (2x−5)° and m ∠W = (x+38)°What is m ∠W?

Question 1 options:

49°

180°

87°

90°

Answer 1

m∠U +m∠W = 180°
(2x -5) +(x +38) = 180
3x = 147
x = 49

m∠W = (49 +38)° = 87° . . . . . . . . . . corresponds to the 3rd selection