Question

The volume and curved surface area of cylinder are 1650 cubic cm and 660 sq.cm respectively. Find the radius and height of cylinder.

Answer 1

$\pi r^{2}h=1650$

$2\pi rh=660$

dividing equations

$\frac{r}{2}=10$

$r=5$

$h=21\left(approx\right)$