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Mathematics, 27.09.2021 01:00 bbbbriasutton
Cho hình chóp S ABCD . có đáy ABCD là hình bình hành, M là trung điểm của AD . Gọi S là giao của SC với mặt phẳng chứa BM và song song với SA. Tính tỉ số thể tích của hai khối chóp S BCDM . và S ABCD
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Cho hình chóp S ABCD . có đáy ABCD là hình bình hành, M là trung điểm của AD . Gọi S là giao của SC...
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