12.将边长OA=8,OC=10的矩形OABC放在平面直角坐标系中,顶点O为原点,顶点C、A分别在 轴和y轴上.在OA边上选取适当的点E,连接CE,将△EOC沿CE折叠.(1)如图①,当点O落在AB边上的点D处时,点E的坐标为
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/17 12:09:21
![12.将边长OA=8,OC=10的矩形OABC放在平面直角坐标系中,顶点O为原点,顶点C、A分别在 轴和y轴上.在OA边上选取适当的点E,连接CE,将△EOC沿CE折叠.(1)如图①,当点O落在AB边上的点D处时,点E的坐标为](/uploads/image/z/10395605-29-5.jpg?t=12%EF%BC%8E%E5%B0%86%E8%BE%B9%E9%95%BFOA%3D8%2COC%3D10%E7%9A%84%E7%9F%A9%E5%BD%A2OABC%E6%94%BE%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%E9%A1%B6%E7%82%B9O%E4%B8%BA%E5%8E%9F%E7%82%B9%2C%E9%A1%B6%E7%82%B9C%E3%80%81A%E5%88%86%E5%88%AB%E5%9C%A8+%E8%BD%B4%E5%92%8Cy%E8%BD%B4%E4%B8%8A.%E5%9C%A8OA%E8%BE%B9%E4%B8%8A%E9%80%89%E5%8F%96%E9%80%82%E5%BD%93%E7%9A%84%E7%82%B9E%2C%E8%BF%9E%E6%8E%A5CE%2C%E5%B0%86%E2%96%B3EOC%E6%B2%BFCE%E6%8A%98%E5%8F%A0.%EF%BC%881%EF%BC%89%E5%A6%82%E5%9B%BE%E2%91%A0%2C%E5%BD%93%E7%82%B9O%E8%90%BD%E5%9C%A8AB%E8%BE%B9%E4%B8%8A%E7%9A%84%E7%82%B9D%E5%A4%84%E6%97%B6%2C%E7%82%B9E%E7%9A%84%E5%9D%90%E6%A0%87%E4%B8%BA)
xN[G_!#"c7GsܘjW&@ʤiK
PRUB1ʯ߱IP7x\ogg>U`aRcd1U~2Wcy&/na
ĠGI,sK6Bc17haUR%EĐ3DT3R k?cq)-%EG1Vr4Q,jlΰ\qIv(BERz:qp%njSb4+:έ٥,! )V!bDLregGgBR"4:DWX^94icd")416٥,)bp+QT)9t#
710(