SOLUTION: What is the radius if the circumference is: (x + y)pi

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Question 292115: What is the radius if the circumference is: (x + y)pi
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
C=2*pi*r
(x+y)*pi=2*pi*r
x+y=2*r
(x+y)/2=r