The figure is not drawn to scale. Find
- ∠d
- ∠e
(a)
∠h
= 180° - 102°
= 78° (Angles on a straight line)
∠g
= 180° - 76° - 78°
= 26° (Angles sum of triangle)
∠g = ∠d (Alternate angles)
(b)
∠f
= 180° - 102°
= 78° (Interior angles)
∠f = ∠e = 78° (Corresponding angles)
Answer(s): (a) 26°; (b) 78°