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December 21, 2014

December 21, 2014

Posted by **Grace** on Tuesday, July 31, 2012 at 8:14pm.

- Math -
**Reiny**, Tuesday, July 31, 2012 at 10:18pmWhy not just pick two values of r

say: r = 3 and r = 6

area of small = 9π

area of larger = 36π

You will find that the ratio of small circle : large circle = 1 : 4 , no matter what numbers you pick

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