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Mathematics, 19.08.2021 14:00 jngonzo1226

Cho tam giác ABC có AB = 6cm, AC = 8cm ,các đường trung tuyến BD và CE vuông góc với nhau . Tính BC

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Cho tam giác ABC có AB = 6cm, AC = 8cm ,các đường trung tuyến BD và CE vuông góc với nhau . Tính BC...
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