The figure is made up of straight lines. Given that ∠w is twice that of ∠y, find
- ∠w
- ∠x
- ∠y
(a)
∠w = 86° (Vertically opposite angles)
(b)
∠x
= 180° - 86° - 43°
= 51° (Angles on a straight line)
(c)
∠y
= 86° ÷ 2
= 43°
Answer(s):(a) 86°; (b) 51°; (c) 43°