TUVW is a rectangular piece of paper. Corners V and W are folded upwards as shown. ∠VYZ = 18° and ∠WYE = 16 °
- Find ∠VZY
- Find ∠WYV
(a)
∠VZY
= 180° - 90° - 18°
= 72° (Angles sum of triangle)
(b)
∠WYV
= 180° - 16° - 16° - 18° - 18°
= 112° (Angles on a straight line)
Answer(s): (a) 72° (b) 112°