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Mathematics, 19.06.2021 17:30 Jcmandique4062
Cho khối SABCD có đáy là hình thang vuông ABCD tại A và B. SA vuông góc với mặt phẳng đáy ABCD , SA = 3a , AD =4a, BC =3a. TÍnh thể tích của hình chóp
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Cho khối SABCD có đáy là hình thang vuông ABCD tại A và B. SA vuông góc với mặt phẳng đáy ABCD , SA...
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