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Mathematics 20 Online
OpenStudy (anonymous):

The volume of the cone is 24 cubic units. Find the value of r in the figure. Leave the answer in simplest form

OpenStudy (phi):

do you know the formula for the volume of a cone ?

OpenStudy (anonymous):

1/33.14r^2h

OpenStudy (phi):

ok \[ V = \frac{1}{3} \pi r^2 h \] you know V (it's 24 ) but we still need a number for h. Do you have the height in inches?

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