Cho điểm M nằm trong góc xOy. Hãy dựng một đường thẳng (d) đi qua M, cắt Ox, Oy lần
lượt tại A, B sao cho M là trung điểm AB.
K
Khách
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Những câu hỏi liên quan
![](https://rs.olm.vn/images/avt/0.png?1311)
9 tháng 8 2016
nói cách vẽ và chứng minh được ko bn??
676575686588768768574746785876876978984674
Lời giải:
![](data:image/png;base64,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)
con cảm ơn cô/thầy ạ