Mathematics, 22.07.2021 14:00, hello137348474747

Cho khối lăng trụ đều ABC A 'B' C' . Gọi I là trung điểm của AA'. Mặt phẳng (IB C ')  chia khối lăng trụ thành hai phần. Phần chứa đỉnh A, B , có thể tích bằng V1 và phần
còn lại có thể tích bằng V2 . Tỉ số V1/V2
bằng

Answers: 2

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Cho khối lăng trụ đều ABC A 'B' C' . Gọi I là trung điểm của AA'. Mặt phẳng (IB C ')  chia khối l...