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ductaiid
2 năm trước
M.n giúp mình làm 3 câu này đc ko vẽ hình và ghi giả thuyết và cảm ơn tất cả mọi người Bài 1 Cho tam giác ABC có AB =6cm AC = 8cm BC =7cm. So sánh các góc của tam giác ABC Bài 2 Cho tam giác MNP cân tại N có NK là trung tuyến.Chứng minh tam giác NKM = tam giác NKP Bài 3 Cho tam giác ABC vuông tại A có AB =6cm AC =8cm. Tính độ dài cạnh BC là
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