Answer:
see explanation
Step-by-step explanation:
A property of a parallelogram is opposite angles are congruent, hence
(a)
∠PMN = ∠LON = 79°
(b)
∠NPM = 180° - (79 + 34)° = 180° - 113° (sum of angles in a triangle is 180 )
∠NPM = 67°
∠LPN = 180° - 67° ( straight angle ), hence
∠LPN = 113°
