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Mathematics, 27.07.2021 14:00 snowprincess99447
Cho tam giác vioong ABC vuông tại A. AH vuông góc với BC biết AB/BC là 3/5. Tính tỉ số BH/BC
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Cho tam giác vioong ABC vuông tại A. AH vuông góc với BC biết AB/BC là 3/5. Tính tỉ số BH/BC...
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