What is the volume of the item described? a rocket in the shape of a cylinder with radius 6 m and height 16 m with a cone on top of radius 6 m and height 3 m. select the exact answer in terms of π and the approximate answer rounded to the nearest whole number. a. 2149 m³ b. 1922 m³ c. 684 π m³ d. 102 π m³ e. 320 m³ f. 612 π m³