如图,点B是线段
上一点,且
,
.
(1)图中共有______条线段;
(2)试求出线段
的长;
(3)如果点O是线段
的中点,请求线段
的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4630b9ca3d20635161fa8fbf812b9128.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07140f277a35733d8c97577ccdd4e3ab.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/25/c1712f2d-98d5-4ba0-843e-d072cc954375.png?resizew=198)
(1)图中共有______条线段;
(2)试求出线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
(3)如果点O是线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
23-24七年级上·河北唐山·期中 查看更多[9]
河北省唐山市乐亭县2023-2024学年七年级上学期期中数学试题(已下线)第02讲 直线、射线与线段(知识解读+真题演练+课后巩固)-2023-2024学年七年级数学上册《知识解读·题型专练》(人教版)(已下线)专题提升 线段的计算与角度的计算(30题)-【帮课堂】2023-2024学年七年级数学上册同步学与练(人教版)河北省唐山市路南区2023-2024学年七年级上学期期末数学试题(已下线)第04讲 线段的和差(8大题型)-【帮课堂】2023-2024学年七年级数学上册同步学与练(浙教版)天津市和平区耀华中学2023-2024学年七年级上学期期末数学试题湖南省长沙市高新区雅礼麓谷中学2023-2024学年七年级上学期第三次月考数学试题北京市昌平区2023-2024学年七年级上学期期末考试数学试题江苏省扬州市江都区八校联谊2023-2024学年七年级上学期12月月考数学试题
更新时间:2024-01-23 23:47:14
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【推荐1】已知:如图,
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【推荐2】如图,点
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/25/f8e3168d-35a3-467b-8467-53231960c99f.png?resizew=290)
(1)求线段
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(2)若线段
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的长.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
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![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/25/f8e3168d-35a3-467b-8467-53231960c99f.png?resizew=290)
(1)求线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)若线段
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
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解答题-作图题
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(0.85)
【推荐1】如图,已知
是直线
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/6/a75fa40a-11cc-4885-ab7f-1b1af95d14ae.png?resizew=211)
(1)作线段
,射线
.
(2)过点
作
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于点
.
(3)在(1),(2)的前提下,不再添加字母和线条,图中共有 条线段.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/764509115979e9958101808383672ec0.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/6/a75fa40a-11cc-4885-ab7f-1b1af95d14ae.png?resizew=211)
(1)作线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1a9c6a736e6eac98a676fa3232db5a5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41ff8c8d239cc12ddc3a899e9f054aa9.png)
(2)过点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/50070338485265d4833a6a5738b36b57.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(3)在(1),(2)的前提下,不再添加字母和线条,图中共有 条线段.
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解答题-作图题
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【推荐2】如图,在平面内有A,B,C三点.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/23/48c8a971-08a8-4250-b99b-8293fc7bc036.png?resizew=119)
(1)画出直线
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;
(2)在线段
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![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/23/48c8a971-08a8-4250-b99b-8293fc7bc036.png?resizew=119)
(1)画出直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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(2)在线段
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名校
【推荐1】如图,已知B是线段AC的中点,D是线段CE的中点,若AB=4,CE=
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解答题-问答题
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【推荐2】如图,C是线段
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(1)若
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(2)若
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