Geometry Formula? please help

Question

Find the volume of a right circular cylinder with a radius of 11 ft and a height of 20 ft. (Note: Take the value of π as 3.14.) Round your answer to the nearest thousandth, if necessary.

Answer 1

V=(pi)(r^2)(h)

V=(3.14)(11^2)(20)

V=(3.14)(121)(20)

V=(3.14)(2420)

V=7598.8 cubic feet