Question
The volume of a cone of height 2 and radius $r$ is $V=\frac{2}{3} \pi r^{2} .$ What is the radius of such a cone whose volume is $3 \pi ?$
Step 1
So, we substitute $V$ with $3 \pi$ in the volume formula. This gives us: \[3 \pi = \frac{2}{3} \pi r^{2}\] Show more…
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