The figure is made up of straight lines. Given that ∠q is twice that of ∠s, find
- ∠q
- ∠r
- ∠s
(a)
∠q = 84° (Vertically opposite angles)
(b)
∠r
= 180° - 84° - 42°
= 54° (Angles on a straight line)
(c)
∠s
= 84° ÷ 2
= 42°
Answer(s):(a) 84°; (b) 54°; (c) 42°