SOLUTION: Angle a and angle b are supplementary and equal. How many degrees does angle a measure?

Algebra ->  Angles -> SOLUTION: Angle a and angle b are supplementary and equal. How many degrees does angle a measure?      Log On


   

Question 575618: Angle a and angle b are supplementary and equal. How many degrees does angle a measure?
Answer by JBarnum(2146) About Me  (Show Source):
You can put this solution on YOUR website!
angle a = angle b
angle a + angle b = 180
angle a + angle a = 180
2 times angle a = 180
angle a = 180/2
angle a = 90