Homework Help: geometry

Posted by jim on Tuesday, December 6, 2011 at 8:42pm.

To the nearest tenth of a cubic inch, how much volume is added to a spherical balloon whose radius grows from 10 to 20 inches long?

geometry - Anonymous, Wednesday, December 7, 2011 at 6:19am
well, the volume went from

4pi/3 * 10^3 = 4000pi/3

to

4pi/3 * 20^3 = 32000pi/3

Assuming you can evaluate those expressions, you should be able to answer the question

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