Answer:
829.4 m³
Step-by-step explanation:
Volume of cone:
diameter = 12 m
r = 12 ÷ 2 = 6 m
h = 22 m
[tex]\sf \boxed{Volume \ of \ cone =\dfrac{1}{3} \pi r^2h}[/tex]
[tex]= \dfrac{1}{3}*\dfrac{22}{7}*6*6*22\\\\=\dfrac{22}{7}*2*6*22\\\\=\dfrac{5808}{7}\\\\= 829.4 \ m^3[/tex]