Question

Volume of cylinder whose diameter is 2cm and height is a 1cm

Answer 1

$volume \: of \: a \: cylinder = \pi {r}^{2} h$
diameter=2cm
radius=2/2cm =1cm

$\frac{22}{7} \times {1}^{2} \times 1$
$3.14 {cm}^{3}$

Answer 2

3.1428 is the answer . ..