Given the figure, find
- ∠d
- ∠c
(a)
∠MNS
= 180° - 133°
= 47° (Angles on a straight line)
∠d = 47° (Alternate angles)
(b)
∠SRN
= 180° - 110°
= 70° (Angles on a straight line)
∠c
= 180° - 70° - 75°
= 35° (Angles sum of triangle)
Answer(s): (a) 47°; (b) 35°