如图1,在Rt△ABC中,∠ACB=90°,点O是BC的中点,D为AB上一动点,延长DO到E,且OE=OD,连结CE.(1)略(已会)(2)略(已会)(3)若AC=15,AB=25,请在图4中作出点D的位置使四边形EDAC的周长最小,请补全图形,
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![如图1,在Rt△ABC中,∠ACB=90°,点O是BC的中点,D为AB上一动点,延长DO到E,且OE=OD,连结CE.(1)略(已会)(2)略(已会)(3)若AC=15,AB=25,请在图4中作出点D的位置使四边形EDAC的周长最小,请补全图形,](/uploads/image/z/11473765-61-5.jpg?t=%E5%A6%82%E5%9B%BE1%2C%E5%9C%A8Rt%E2%96%B3ABC%E4%B8%AD%2C%E2%88%A0ACB%3D90%C2%B0%2C%E7%82%B9O%E6%98%AFBC%E7%9A%84%E4%B8%AD%E7%82%B9%2CD%E4%B8%BAAB%E4%B8%8A%E4%B8%80%E5%8A%A8%E7%82%B9%2C%E5%BB%B6%E9%95%BFDO%E5%88%B0E%2C%E4%B8%94OE%3DOD%2C%E8%BF%9E%E7%BB%93CE.%EF%BC%881%EF%BC%89%E7%95%A5%EF%BC%88%E5%B7%B2%E4%BC%9A%EF%BC%89%EF%BC%882%EF%BC%89%E7%95%A5%EF%BC%88%E5%B7%B2%E4%BC%9A%EF%BC%89%EF%BC%883%EF%BC%89%E8%8B%A5AC%3D15%2CAB%3D25%2C%E8%AF%B7%E5%9C%A8%E5%9B%BE4%E4%B8%AD%E4%BD%9C%E5%87%BA%E7%82%B9D%E7%9A%84%E4%BD%8D%E7%BD%AE%E4%BD%BF%E5%9B%9B%E8%BE%B9%E5%BD%A2EDAC%E7%9A%84%E5%91%A8%E9%95%BF%E6%9C%80%E5%B0%8F%2C%E8%AF%B7%E8%A1%A5%E5%85%A8%E5%9B%BE%E5%BD%A2%2C)
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