Question 954527
s=side of base=60 ft; B=area of base=s^2; h=height=120 ft; 
{{{B=s^2}}}={{{60^2ft^2=3600ft^2}}}
{{{Volume=B(h/3)}}}={{{3600ft^2(120ft/3)=3600ft^2(40ft)}}}={{{144000ft^3}}}