The figure shows a parallelogram. Find
- ∠p
- ∠n
- ∠m
(a)
∠RVS
= 180° - 39° - 67°
= 74° (Angles sum of triangle)
∠p = ∠RVS = 74° (Vertically opposite angles)
(b)
∠n = ∠RQS = 51° (Alternate angles)
(c)
∠SVR = ∠p = 74° (Vertically opposite angles)
∠m
= 74° - 51°
= 23° (Exterior angle of a triangle)
Answer(s): (a) 74°; (b) 51°; (c) 23°