Find the volume of the cone pictured. The perpendicular height is 6 and radius is 3.

(Give your answer correct to 2 decimal places.)
Please directly answer the question and provide the final value, e.g., 1, 2.5, 300.
Question: Find the volume of the cone pictured. The perpendicular height is 6 and radius is 3.

(Give your answer correct to 2 decimal places.)
Please first conduct reasoning, and then answer the question and provide the final value, e.g., 1, 2.5, 300, at the end.
Question: Find the volume of the cone pictured. The perpendicular height is 6 and radius is 3.

(Give your answer correct to 2 decimal places.)