在平面直角坐标系中,△ABC的顶点分别是A(-1,0),B(3,0),C(0,2),已知动直线y=m(0<m<2)与线段AC、BC分别交于D、E两点,而在x轴上存在点P,使得△DEP为等腰直角三角形,那么m的值等于
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![在平面直角坐标系中,△ABC的顶点分别是A(-1,0),B(3,0),C(0,2),已知动直线y=m(0<m<2)与线段AC、BC分别交于D、E两点,而在x轴上存在点P,使得△DEP为等腰直角三角形,那么m的值等于](/uploads/image/z/3716147-11-7.jpg?t=%E5%9C%A8%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E4%B8%AD%2C%E2%96%B3ABC%E7%9A%84%E9%A1%B6%E7%82%B9%E5%88%86%E5%88%AB%E6%98%AFA%EF%BC%88-1%2C0%EF%BC%89%2CB%EF%BC%883%2C0%EF%BC%89%2CC%EF%BC%880%2C2%EF%BC%89%2C%E5%B7%B2%E7%9F%A5%E5%8A%A8%E7%9B%B4%E7%BA%BFy%3Dm%EF%BC%880%EF%BC%9Cm%EF%BC%9C2%EF%BC%89%E4%B8%8E%E7%BA%BF%E6%AE%B5AC%E3%80%81BC%E5%88%86%E5%88%AB%E4%BA%A4%E4%BA%8ED%E3%80%81E%E4%B8%A4%E7%82%B9%2C%E8%80%8C%E5%9C%A8x%E8%BD%B4%E4%B8%8A%E5%AD%98%E5%9C%A8%E7%82%B9P%2C%E4%BD%BF%E5%BE%97%E2%96%B3DEP%E4%B8%BA%E7%AD%89%E8%85%B0%E7%9B%B4%E8%A7%92%E4%B8%89%E8%A7%92%E5%BD%A2%2C%E9%82%A3%E4%B9%88m%E7%9A%84%E5%80%BC%E7%AD%89%E4%BA%8E)
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