Given that radius of the base is 10mm and the height is 20mm.
The volume of the cylinder is
[tex]V=\pi r^2h[/tex]Substitute r=10mm and g=20mm, we get
[tex]V=3.14\times10^2\times20[/tex][tex]V=6280mm^3[/tex]Hence the volume of the given cylinder is 6280 cubic mm.