如图,在△ABC中,AC=BC=2,∠ACB=90°,D是BC边的中点,E是AB边上一动点,则EC+ED的最小值是?,已知道是√5,
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![如图,在△ABC中,AC=BC=2,∠ACB=90°,D是BC边的中点,E是AB边上一动点,则EC+ED的最小值是?,已知道是√5,](/uploads/image/z/5480107-43-7.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%9C%A8%E2%96%B3ABC%E4%B8%AD%2CAC%3DBC%3D2%2C%E2%88%A0ACB%3D90%C2%B0%2CD%E6%98%AFBC%E8%BE%B9%E7%9A%84%E4%B8%AD%E7%82%B9%2CE%E6%98%AFAB%E8%BE%B9%E4%B8%8A%E4%B8%80%E5%8A%A8%E7%82%B9%2C%E5%88%99EC%2BED%E7%9A%84%E6%9C%80%E5%B0%8F%E5%80%BC%E6%98%AF%3F%2C%E5%B7%B2%E7%9F%A5%E9%81%93%E6%98%AF%E2%88%9A5%2C)
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