Question

The forumla for the volume of a cone is V=1/3pr^2h. the radius r of the caone may be expressed as

Answer 1

V=1/3hpir^2
times 3 both sides
3V=hpir^2
divide both sides by hpi
$\frac{3V}{h\pi} =r^2$
sqrt both sides
$\sqrt{\frac{3V}{h\pi}} =r$