Question

Could someone please help me?

Answer 1

Yeah sure absolutely. 
So the volume of a cone can be calculated with $V= \pi r^{2} \frac{h}{3}$, you can substitute values into this like the following $V = 3.14$ × $12^{2}$ × $\frac{8}{3}$, which is equal to $1205 cm^{3}$