Mathematics, 18.06.2021 21:20 AleciaCassidy

Cho tam giác ABC có AB =4cm ,AC=5cm, BC=6cm. Trên tia đối của tia AB lấy điểm D sao cho AD=5cm a) chứng minh : tam giác ABC đồng dạng với tam giác CBD b) tính CD

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Cho tam giác ABC có AB =4cm ,AC=5cm, BC=6cm. Trên tia đối của tia AB lấy điểm D sao cho AD=5cm a) ch...

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