In the diagram shown, WXY is a right-angled triangle and WX = XY = WZ. Find
- ∠ZWY
- ∠WZX
(a)
∠WYX
= (180° - 90°) ÷ 2
= 45° (Isosceles triangle)
∠ZWY
= 45° - 27°
= 18°
(b)
∠WZX
= (180° - 27°) ÷ 2
= 76.5° (Isosceles triangle)
Answer(s): (a) 18°; (b) 76.5°