如图,已知在三角形ABC中,AB=5,BC=4,AC=根号17,AH垂直于BC,垂足为H,角ABC的平分线交AH于点M.点P为BC边上的动点(不与B、C重合),连MC、MP.求CH的长 带点函数的
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![如图,已知在三角形ABC中,AB=5,BC=4,AC=根号17,AH垂直于BC,垂足为H,角ABC的平分线交AH于点M.点P为BC边上的动点(不与B、C重合),连MC、MP.求CH的长 带点函数的](/uploads/image/z/1646837-53-7.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%B7%B2%E7%9F%A5%E5%9C%A8%E4%B8%89%E8%A7%92%E5%BD%A2ABC%E4%B8%AD%2CAB%3D5%2CBC%3D4%2CAC%3D%E6%A0%B9%E5%8F%B717%2CAH%E5%9E%82%E7%9B%B4%E4%BA%8EBC%2C%E5%9E%82%E8%B6%B3%E4%B8%BAH%2C%E8%A7%92ABC%E7%9A%84%E5%B9%B3%E5%88%86%E7%BA%BF%E4%BA%A4AH%E4%BA%8E%E7%82%B9M.%E7%82%B9P%E4%B8%BABC%E8%BE%B9%E4%B8%8A%E7%9A%84%E5%8A%A8%E7%82%B9%EF%BC%88%E4%B8%8D%E4%B8%8EB%E3%80%81C%E9%87%8D%E5%90%88%EF%BC%89%2C%E8%BF%9EMC%E3%80%81MP.%E6%B1%82CH%E7%9A%84%E9%95%BF+%E5%B8%A6%E7%82%B9%E5%87%BD%E6%95%B0%E7%9A%84)
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