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Posted: 04 Aug 2021 08:23 PM PDT BÀI TẬPBài 1: Cho ▲ABC có AC = 3 cm ; BC = 4cm, AB = 5cm. Gọi H là hình chiếu của C trên AB . a) Chứng tỏ : ▲ABC vuông b) Giải tam giác vuông ABC và tính độ dài CH? Bài 2:... Thank you for spending some time at my site : www.tranganhnam.xyz and in my blog : http://hocdethi.blogspot.com/. I hope you come to visit again soon! |
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