SOLUTION: Two circles share the same center. The larger circle has a radius twice that of the smaller circle. How many times bigger is the area of the larger circle??

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Question 1141715: Two circles share the same center. The larger circle has a radius twice that of the smaller circle. How many times bigger is the area of the larger circle??
Found 2 solutions by ikleyn, Alan3354:
Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
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The area of the bigger circle is 4 times the area of the smaller circle.



Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The area is 4 times as big.
That's a 300% increase.
That's 3 times bigger.