The figure shows a rectangle NPQR. ∠NRS = 65° and ∠PRQ = 40°. Find
- ∠PRS
- ∠NPR
(a)
∠PRS
= 65° + 40° - 90°
= 15° (Overlapping angles)
(b)
∠NRP
= 65° - 15°
= 50° (Overlapping angles)
∠NPR
= 180° - 90° - 50°
= 40° (Angles sum of triangle)
Answer(s): (a) 15°; (b) 40°