Ava45018 Ava45018

08-08-2018
Mathematics

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How do you do this problem?

How do you do this problem class=

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Sinthea Sinthea

08-08-2018

Since the ratio of the radius is 3 to 5 let's make them 3x and 5x
(5x^2-3x^2)pi=32
2x^2*pi=32
2x^2=10.18.....didnt round yet
x^2=5.0929...

Now 5x^2*pi=80

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