SOLUTION: The Area of a circle was increased from 16pi to 64pi. what would be the radius?

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Question 1027751: The Area of a circle was increased from 16pi to 64pi. what would be the radius?
Found 2 solutions by rfer, solver91311:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
a=64pi
sqrt of r^=8pi
r=8 un

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The radius of what? The original circle or the increased area circle?



Hence:



John

My calculator said it, I believe it, that settles it