plz help me thank you so much ^^(I need help quick before the due date thanks)(adsbygoogle = window.adsbygoogle || []).push({});

Here the problem:

A soup company decides to increase the height of its can by 30% but to maintain their present volume. To the nearest percent, how much must the radius of the can be decreased to hold the volume constant.

(there a picture of the can which is a plain cyclinder)

I try working backward for the equation to find the volume of a cyclinder

, but i really don't know if I got that right. please help me

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# Volume in cyclinder

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