SOLUTION: two cirlces with a scale factor of 3:2, the larger circle area is 81pi. How do I find out the smaller circle's area?

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Question 138995: two cirlces with a scale factor of 3:2, the larger circle area is 81pi. How do I find out the smaller circle's area?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
3:2 or 81/x
3/2=81/x
3x=81*2
3x=162
x=162/3
x=54pi. answer for the area of the smaller circle.