The figure shows a parallelogram. Find
- ∠s
- ∠r
- ∠q
(a)
∠VYW
= 180° - 33° - 80°
= 67° (Angles sum of triangle)
∠s = ∠VYW = 67° (Vertically opposite angles)
(b)
∠r = ∠VTW = 55° (Alternate angles)
(c)
∠WYV = ∠s = 67° (Vertically opposite angles)
∠q
= 67° - 55°
= 12° (Exterior angle of a triangle)
Answer(s): (a) 67°; (b) 55°; (c) 12°