如图,已知线段AB与直线CD交于点B.(1)若点P是CD上离点A最近的点,请你用尺规做出点P和以AP为直径的圆O.(2)若圆O交AB于E,F是BP中点,试利用你做的图证明EF与圆O相切.图不是特准,对不住哈!咋证
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/08 20:46:04
![如图,已知线段AB与直线CD交于点B.(1)若点P是CD上离点A最近的点,请你用尺规做出点P和以AP为直径的圆O.(2)若圆O交AB于E,F是BP中点,试利用你做的图证明EF与圆O相切.图不是特准,对不住哈!咋证](/uploads/image/z/10325138-50-8.jpg?t=%E5%A6%82%E5%9B%BE%2C%E5%B7%B2%E7%9F%A5%E7%BA%BF%E6%AE%B5AB%E4%B8%8E%E7%9B%B4%E7%BA%BFCD%E4%BA%A4%E4%BA%8E%E7%82%B9B.%EF%BC%881%EF%BC%89%E8%8B%A5%E7%82%B9P%E6%98%AFCD%E4%B8%8A%E7%A6%BB%E7%82%B9A%E6%9C%80%E8%BF%91%E7%9A%84%E7%82%B9%2C%E8%AF%B7%E4%BD%A0%E7%94%A8%E5%B0%BA%E8%A7%84%E5%81%9A%E5%87%BA%E7%82%B9P%E5%92%8C%E4%BB%A5AP%E4%B8%BA%E7%9B%B4%E5%BE%84%E7%9A%84%E5%9C%86O.%EF%BC%882%EF%BC%89%E8%8B%A5%E5%9C%86O%E4%BA%A4AB%E4%BA%8EE%2CF%E6%98%AFBP%E4%B8%AD%E7%82%B9%2C%E8%AF%95%E5%88%A9%E7%94%A8%E4%BD%A0%E5%81%9A%E7%9A%84%E5%9B%BE%E8%AF%81%E6%98%8EEF%E4%B8%8E%E5%9C%86O%E7%9B%B8%E5%88%87.%E5%9B%BE%E4%B8%8D%E6%98%AF%E7%89%B9%E5%87%86%2C%E5%AF%B9%E4%B8%8D%E4%BD%8F%E5%93%88%21%E5%92%8B%E8%AF%81)
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