Question

If the diameter of the base of a cylinder is $7$ cm and volume $577.5c{m}^3$ , Find the height the cylinder.

Answer 1

Volume of Cylinder $=\pi \frac{D^2}{4}H$

Hence, $577.5=\pi \ast \frac{49}{4}\ast H\Rightarrow H=\frac{577.5\ast 4}{49\ast \pi }=15cm$