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Mathematics, 17.08.2021 17:40 jphelps19992019

Một khối chóp có chiều cao bằng a và diện tích đấy bằng 2a^2. Thể tích khối chớp là

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Một khối chóp có chiều cao bằng a và diện tích đấy bằng 2a^2. Thể tích khối chớp là...
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