FGHJ is a rectangular piece of paper. Corners H and J are folded upwards as shown. ∠HLM = 17° and ∠JLE = 12 °
- Find ∠HML
- Find ∠JLH
(a)
∠HML
= 180° - 90° - 17°
= 73° (Angles sum of triangle)
(b)
∠JLH
= 180° - 12° - 12° - 17° - 17°
= 122° (Angles on a straight line)
Answer(s): (a) 73° (b) 122°