SOLUTION: What is the supplement if an angle is twice the measure of the angle itself and Find the angle.

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Question 209971: What is the supplement if an angle is twice the measure of the angle itself and Find the angle.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
A+2A=180
3A=180
A=180/3
A=60 ANS.
2*60=120 ANS.
PROOF:
60+120=180.