JKLM is a rectangular piece of paper. Corners L and M are folded upwards as shown. ∠LPQ = 18° and ∠MPE = 13 °
- Find ∠LQP
- Find ∠MPL
(a)
∠LQP
= 180° - 90° - 18°
= 72° (Angles sum of triangle)
(b)
∠MPL
= 180° - 13° - 13° - 18° - 18°
= 118° (Angles on a straight line)
Answer(s): (a) 72° (b) 118°