Question

Volume of a solid cylinder is 62.37 cu.cm. find the radius if its height is 4.5 cm

Answer 1

$volume of cylinder =\pi{r}^{2} h$
h=4.5 cm
r=?
soln
volume of cylinder =62.37 cu.cm
πr^2h=62.37
22/7*r^2*4.5=62.37
r^2=4.41
r=2.1 cm.