Given the figure, find
- ∠z
- ∠y
(a)
∠MNS
= 180° - 130°
= 50° (Angles on a straight line)
∠z = 50° (Alternate angles)
(b)
∠SRN
= 180° - 112°
= 68° (Angles on a straight line)
∠y
= 180° - 68° - 75°
= 37° (Angles sum of triangle)
Answer(s): (a) 50°; (b) 37°