WAEC - Mathematics (1988 - No. 29)
IN the diagram above, LK/PQ, reflex angle KLM = 241° and ∠QPM = 89°. What is the value of ∠LMP?
30o
61o
89o
119o
150o
คำอธิบาย
Produce ML to R.
From the figure < LRM = 89° (corresponding angles)
In triangle LRM, < LMR = 180° - (61° + 89°)
= 30°