The figure is not drawn to scale. Find
- ∠m
- ∠n
(a)
∠r
= 180° - 100°
= 80° (Angles on a straight line)
∠q
= 180° - 76° - 80°
= 24° (Angles sum of triangle)
∠q = ∠m (Alternate angles)
(b)
∠p
= 180° - 100°
= 80° (Interior angles)
∠p = ∠n = 80° (Corresponding angles)
Answer(s): (a) 24°; (b) 80°