如图是用圆规和直尺画已知角的平分线的示意图,以A为圆心画弧,分别交角的两边于点B和点C;分别以点B和点C为圆心,相同长度为半径画两条弧,两弧交于点D;画射线AD.则射线AD就是角BAC的平分
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/13 09:08:17
![如图是用圆规和直尺画已知角的平分线的示意图,以A为圆心画弧,分别交角的两边于点B和点C;分别以点B和点C为圆心,相同长度为半径画两条弧,两弧交于点D;画射线AD.则射线AD就是角BAC的平分](/uploads/image/z/6942859-43-9.jpg?t=%E5%A6%82%E5%9B%BE%E6%98%AF%E7%94%A8%E5%9C%86%E8%A7%84%E5%92%8C%E7%9B%B4%E5%B0%BA%E7%94%BB%E5%B7%B2%E7%9F%A5%E8%A7%92%E7%9A%84%E5%B9%B3%E5%88%86%E7%BA%BF%E7%9A%84%E7%A4%BA%E6%84%8F%E5%9B%BE%2C%E4%BB%A5A%E4%B8%BA%E5%9C%86%E5%BF%83%E7%94%BB%E5%BC%A7%2C%E5%88%86%E5%88%AB%E4%BA%A4%E8%A7%92%E7%9A%84%E4%B8%A4%E8%BE%B9%E4%BA%8E%E7%82%B9B%E5%92%8C%E7%82%B9C%EF%BC%9B%E5%88%86%E5%88%AB%E4%BB%A5%E7%82%B9B%E5%92%8C%E7%82%B9C%E4%B8%BA%E5%9C%86%E5%BF%83%2C%E7%9B%B8%E5%90%8C%E9%95%BF%E5%BA%A6%E4%B8%BA%E5%8D%8A%E5%BE%84%E7%94%BB%E4%B8%A4%E6%9D%A1%E5%BC%A7%2C%E4%B8%A4%E5%BC%A7%E4%BA%A4%E4%BA%8E%E7%82%B9D%EF%BC%9B%E7%94%BB%E5%B0%84%E7%BA%BFAD.%E5%88%99%E5%B0%84%E7%BA%BFAD%E5%B0%B1%E6%98%AF%E8%A7%92BAC%E7%9A%84%E5%B9%B3%E5%88%86)
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