I need help with this question.

Answer:
(C). m∠1 = 65° , m∠2 = 115°
Step-by-step explanation:
This is an isosceles triangle which means;
m∠1 = 180° - m∠2 = [tex]\frac{1}{2}[/tex](180° - 50°) = 65°
So,
m∠1 = 65°
And,
180° - m∠2 = 65°
m∠2 = 180° - 65° = 115°