Given the figure, find
- ∠n
- ∠m
(a)
∠CDH
= 180° - 128°
= 52° (Angles on a straight line)
∠n = 52° (Alternate angles)
(b)
∠HGD
= 180° - 111°
= 69° (Angles on a straight line)
∠m
= 180° - 69° - 77°
= 34° (Angles sum of triangle)
Answer(s): (a) 52°; (b) 34°