如图,
,点
在
上,
,
为
内一点.根据图中尺规作图痕迹推断,点
到
的距离为___________ .
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2023·湖北荆州·中考真题 查看更多[12]
2023年湖北省荆州市中考数学真题黑龙江省哈尔滨市第一一三中学2023-2024学年九年级上学期月考数学试题2023年湖北省荆门市中考数学真题(已下线)XDRzkgssxtzxl947(已下线)专题1.15 角平分线(直通中考)(综合练)-2023-2024学年八年级数学下册基础知识专项突破讲与练(北师大版)【43311399】7.2 尺规作图-【智乐星中考·中考备战】2024年山东省中考数学精练本2024年江苏省无锡市中考数学模拟预测题2024年山东省威海市经济技术开发区皇冠中学中考一模数学模拟试题(已下线)热点09 尺规作图(7大题型+满分技巧+限时分层检测)-2024年中考数学【热点·重点·难点】专练(全国通用)2024年湖北省孝感市孝南区中考模拟数学试题2024年宁夏回族自治区石嘴山市大武口区中考数学一模试题2024年河北省邯郸市邯山区扬帆初中学校中考三模数学试题
更新时间:2023-06-26 12:33:42
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【推荐1】如图,在边长为2的正方形
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解题方法
【推荐2】在
中,
是
边的点(不与点
、
重合),连接
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/18/54d2be8b-2a3a-4dae-af5d-9531d42834d5.png?resizew=386)
(1)如图1,当点
是
边上的中点时,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15d65d49d51b0a641d0a11667d602d4e.png)
______ ;
(2)如图2,当
是
的平分线时,若
,
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______ ;(用含
,
的代数式表示)
(3)如图3,
平分
,延长
到
,使得
,连接
,如果
,
,
,那么![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42acd3ee01d9f843a8579ffb0b7d9d82.png)
______ .
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
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(1)如图1,当点
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
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(2)如图2,当
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15d65d49d51b0a641d0a11667d602d4e.png)
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(3)如图3,
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【推荐1】如图所示,已知锐角
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【推荐1】如图,在
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【推荐1】已知,菱形ABCD(∠C<90°)的对角线长分别为6和8,点E在边BC上,BE=1,若点F在直线AB上,且AE=DF,则BF的长为______ .
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