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Câu 23:

Một khối trụ có bán kính đáy $R,$ đường cao <

Câu 23: Một khối trụ có bán kính đáy R,R,R, đường cao h.h.h. Thể tích khối trụ bằng

Thông tin câu hỏi

Câu 23:

Một khối trụ có bán kính đáy $R,$ đường cao $h.$ Thể tích khối trụ bằng