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