平面直角坐标系面积问题.在平面直角坐标系中,作出下列坐标的点:A(-3,2)B(0,-4)C(5,-3)D(0,1)问:(1)确定这个四边形的面积,(2)如果把原来四边形ABCD各个顶点的纵坐标保持不
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![平面直角坐标系面积问题.在平面直角坐标系中,作出下列坐标的点:A(-3,2)B(0,-4)C(5,-3)D(0,1)问:(1)确定这个四边形的面积,(2)如果把原来四边形ABCD各个顶点的纵坐标保持不](/uploads/image/z/6397658-26-8.jpg?t=%E5%B9%B3%E9%9D%A2%E7%9B%B4%E8%A7%92%E5%9D%90%E6%A0%87%E7%B3%BB%E9%9D%A2%E7%A7%AF%E9%97%AE%E9%A2%98.%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%E4%BD%9C%E5%87%BA%E4%B8%8B%E5%88%97%E5%9D%90%E6%A0%87%E7%9A%84%E7%82%B9%EF%BC%9AA%EF%BC%88%EF%BC%8D3%2C2%EF%BC%89B%EF%BC%880%2C%EF%BC%8D4%EF%BC%89C%EF%BC%885%2C%EF%BC%8D3%EF%BC%89D%EF%BC%880%2C1%EF%BC%89%E9%97%AE%EF%BC%9A%EF%BC%881%EF%BC%89%E7%A1%AE%E5%AE%9A%E8%BF%99%E4%B8%AA%E5%9B%9B%E8%BE%B9%E5%BD%A2%E7%9A%84%E9%9D%A2%E7%A7%AF%2C%EF%BC%882%EF%BC%89%E5%A6%82%E6%9E%9C%E6%8A%8A%E5%8E%9F%E6%9D%A5%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E5%90%84%E4%B8%AA%E9%A1%B6%E7%82%B9%E7%9A%84%E7%BA%B5%E5%9D%90%E6%A0%87%E4%BF%9D%E6%8C%81%E4%B8%8D)
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