PQRS is a rectangular piece of paper. Corners R and S are folded upwards as shown. ∠RUV = 14° and ∠SUE = 12 °
- Find ∠RVU
- Find ∠SUR
(a)
∠RVU
= 180° - 90° - 14°
= 76° (Angles sum of triangle)
(b)
∠SUR
= 180° - 12° - 12° - 14° - 14°
= 128° (Angles on a straight line)
Answer(s): (a) 76° (b) 128°