Question 270844
Well it sounds to me that you already have everything you need besides calculating it.

Volume of a cone = {{{(1/3)*3.14*R^2*H}}}

Given:
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R = 5.4/2 or 2.7
H = 12.9

{{{(1/3)*3.14*2.7^2*12.9 = V}}}
{{{highlight(98.43) = V}}}
98.43 cm^3