ACCBAB的知识精选

已知点C在线段AB上,下列各式中:①AC=AB;②AC=CB;③AB=2AC;④AC+CB=AB,能说明点C是...
问题详情:已知点C在线段AB上,下列各式中:①AC=AB;②AC=CB;③AB=2AC;④AC+CB=AB,能说明点C是线段AB中点的有()A.①                     B.①②                   C.①②③      ...
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