Calculate the volume of the half cylinder correct to one decimal place. The height is 9 cm and diameter is 6 cm.
Please directly answer the question and provide the final value, e.g., 1, 2.5, 300.
Question: Calculate the volume of the half cylinder correct to one decimal place. The height is 9 cm and diameter is 6 cm.
Please first conduct reasoning, and then answer the question and provide the final value, e.g., 1, 2.5, 300, at the end.
Question: Calculate the volume of the half cylinder correct to one decimal place. The height is 9 cm and diameter is 6 cm.