EXPLANATION
Let's see the facts:
Height = 9m
Radius = 5m
The volume of a cylinder is given by the following equation:
[tex]V=\pi\cdot h\cdot r^2[/tex]Replacing terms:
[tex]V=\pi\cdot9\cdot5^2[/tex]Multiplying numbers:
[tex]V=225\pi=706.85m^3[/tex]The answer is 706.85 cubic meters