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dovietyen
2 năm trước
cho Ot là tia phân giác của góc xOy.trên tia Ox vẽ điểm A trên tia Oy vẽ điểm B sao cho OA=OB . Trên tia Ot lấy điểm M sao cho OM >OA a) cmr: ΔAOM= ΔBOM b) gọi C là giao điểm của tia AM và tia Oy.Dlà giao điểm của BM và Ox.cmrAC=BD c) nối A và B vẽ đường thảng với AB tại A . cmr d//Ot các bạn giải giúp mình nha . thank Vẽ giùm cái hình luôn nha
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