The figure is not drawn to scale. Find
- ∠c
- ∠d
(a)
∠g
= 180° - 101°
= 79° (Angles on a straight line)
∠f
= 180° - 79° - 79°
= 22° (Angles sum of triangle)
∠f = ∠c (Alternate angles)
(b)
∠e
= 180° - 101°
= 79° (Interior angles)
∠e = ∠d = 79° (Corresponding angles)
Answer(s): (a) 22°; (b) 79°