In the figure, ∠WYX = 90°. ∠WYZ is 38° more than ∠XYZ.
- What line is perpendicular to WY?
- Find ∠WYZ.
(a)
Line XY or YX is perpendicular to WY.
(b)
∠XYZ = 1 u
∠WYZ = 1 u + 38
1 u + 1 u + 38° = 90° (Right angle)
2 u = 90° - 38° = 52°
1 u = 52° ÷ 2 = 26°
∠WYZ
= 26° + 38°
= 64°
Answer(s): (a) XY or YX; (b) 64°