Answer:
B
Step-by-step explanation:
angle 1: 50°
angle 2: 65°
All 3 sides of a triangle must add up to 180°
We can create an equation given this information to solve for the third angle, let's call it x
50 + 65 + x = 180
115 + x = 180
-115 -115
x = 65° or B
Consider marking brainliest thanks :)