NPQR is a parallelogram. NRS and PTS are straight lines. Find the values of
- ∠f
- ∠i
- ∠h
- ∠g
(a)
∠f
= 180° - 50° - 57°
= 73° (Interior angles)
(b)
∠TNP = ∠TPN = 50° (Isosceles triangle)
∠i
= 180° - 57° - 50° - 50°
= 23° (Interior angles)
(c)
∠h
= 180° - 50° - 50°
= 80° (Isosceles triangle)
(d)
∠g = 57° (Alternate angles)
Answer(s): (a) 73°; (b) 23°; (c) 80°; (d) 57°