The figure is not drawn to scale. Find
- ∠t
- ∠v
(a)
∠y
= 180° - 105°
= 75° (Angles on a straight line)
∠x
= 180° - 78° - 75°
= 27° (Angles sum of triangle)
∠x = ∠t (Alternate angles)
(b)
∠w
= 180° - 105°
= 75° (Interior angles)
∠w = ∠v = 75° (Corresponding angles)
Answer(s): (a) 27°; (b) 75°
