Given the figure, find
- ∠s
- ∠r
(a)
∠NPT
= 180° - 131°
= 49° (Angles on a straight line)
∠s = 49° (Alternate angles)
(b)
∠TSP
= 180° - 114°
= 66° (Angles on a straight line)
∠r
= 180° - 66° - 76°
= 38° (Angles sum of triangle)
Answer(s): (a) 49°; (b) 38°