The figure is not drawn to scale. Find
- ∠q
- ∠r
(a)
∠v
= 180° - 104°
= 76° (Angles on a straight line)
∠t
= 180° - 78° - 76°
= 26° (Angles sum of triangle)
∠t = ∠q (Alternate angles)
(b)
∠s
= 180° - 104°
= 76° (Interior angles)
∠s = ∠r = 76° (Corresponding angles)
Answer(s): (a) 26°; (b) 76°