Question

what is the volume of frustum of the cone

Answer 1

$\frac{1}{3} \pi \times h( {r1}^{2} + {r2}^{2} + r1 \times r2)$

Answer 2

Volume of frustum of cone = πh/3 (R²+r²+Rr),
where h=height, R=radius of one end and r=radius of another end.