NPQR is a parallelogram. NRS and PTS are straight lines. Find the values of
- ∠c
- ∠f
- ∠e
- ∠d
(a)
∠c
= 180° - 54° - 56°
= 70° (Interior angles)
(b)
∠TNP = ∠TPN = 54° (Isosceles triangle)
∠f
= 180° - 56° - 54° - 54°
= 16° (Interior angles)
(c)
∠e
= 180° - 54° - 54°
= 72° (Isosceles triangle)
(d)
∠d = 56° (Alternate angles)
Answer(s): (a) 70°; (b) 16°; (c) 72°; (d) 56°