How many cubic yards of concrete will it take to fill a cylindrical column that is 24 feet high and whose diameter is 2 feet
V = Volume
A = Area of base
V = A * h
A = d ^ 2 * pi / 4
V = ( d ^ 2 * pi / 4 ) * h
V = ( 2 ^ 2 * pi / 4 ) * 24
V = ( 4 * pi / 4 ) * 24
V = 24 pi yd ^ 3