(x+90)° Find the measures of the angles.
Answers
Answered by
0
Answer:
You are adding all three angles together to get 180. So x + 2x + 90 = 180.
Combine like terms: 3x + 90 = 180.
Subtract 90 from both sides. 3x = 90
Divide both sides by 3. x = 30
Similar questions