Question

If angle y measures 65 degrees how much does x measure?

Answer 1

x = 115°

Explanation:

x ; y = suplementary =>

=> x + y = 180° } => x = 180° - 65° = 115°

y = 65°

Answer 2

supplementary angles add up to 180°

given y=65° thus...

x+y=180°

x + 65°=180°

x=180°- 65°

x=115°