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