如图:H是△ABC的高AD、BE 的交点,且 DH=DC ,有下列结论:1:BD=AD ;2:BC=AC ;3:BH=AC ;4:CE=CD ;其中正确的是:( ) A.1个 B.2个 C.3个
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![如图:H是△ABC的高AD、BE 的交点,且 DH=DC ,有下列结论:1:BD=AD ;2:BC=AC ;3:BH=AC ;4:CE=CD ;其中正确的是:( ) A.1个 B.2个 C.3个](/uploads/image/z/12510211-67-1.jpg?t=%E5%A6%82%E5%9B%BE%EF%BC%9AH%E6%98%AF%E2%96%B3ABC%E7%9A%84%E9%AB%98AD%E3%80%81BE+%E7%9A%84%E4%BA%A4%E7%82%B9%2C%E4%B8%94+DH%3DDC+%2C%E6%9C%89%E4%B8%8B%E5%88%97%E7%BB%93%E8%AE%BA%EF%BC%9A1%EF%BC%9ABD%3DAD+%EF%BC%9B2%EF%BC%9ABC%3DAC+%EF%BC%9B3%EF%BC%9ABH%3DAC+%EF%BC%9B4%EF%BC%9ACE%3DCD+%EF%BC%9B%E5%85%B6%E4%B8%AD%E6%AD%A3%E7%A1%AE%E7%9A%84%E6%98%AF%3A%28+++++++++%29+A.1%E4%B8%AA++++++++++++++++++++++++++++B.2%E4%B8%AA++++++++++++++++++++++++++++++C.3%E4%B8%AA)
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