1 . 如图
中,
,
,中线
,点E、点F分别为线段AD、
上的动点,连接
、
,则
的最小值为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c8817091d0f4b7d7ac6df560cb63c68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07160f14b3b453bebb64cb2bf96dc85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc11331a7b2d2619b40ee6d34c3bd620.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ccaee8f228ff24e7c89879bb5b999cf2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30f662e4cf38298b85e32f48747ec34b.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/2/364309ae-5d5e-494c-aa22-e0c98746afed.png?resizew=160)
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2 . 如图,
是
的平分线,
垂直平分
交
的延长线于点F,若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afde09d82ae96f00c135732baee64776.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a46ed6a85478dd8e816f384eef31f3b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/afde09d82ae96f00c135732baee64776.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/1/c5d3a0c1-0d55-46ac-b16a-98f7a295d365.png?resizew=130)
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3 . 如图,在
中,
,
是边
上的一点,
是
的中点,若
的垂直平分线经过点
,
,则
( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/770f1d8e-5a68-402b-8400-101fbb927b6b.png?resizew=152)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45acdbac251ca6b76a166c1242e71df9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/430b77d8d2a99713b192dc729ddc2275.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9985eaef9e31b243d5aaf89b71f66075.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/770f1d8e-5a68-402b-8400-101fbb927b6b.png?resizew=152)
A.6 | B.4 | C.3 | D.2 |
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名校
4 . 如图,在
中,
为
的垂直平分线,点
为直线
上的任意一点,则
周长的最小值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/640d393fc6c9846b861eed9090a1806c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49b50357a6545cae8348e3059312f520.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
A.12 | B.6 | C.7 | D.8 |
您最近一年使用:0次
2023-12-31更新
|
144次组卷
|
20卷引用:河南省周口市西华县致远外国语学校2022-2023学年八年级上学期期末数学试题
河南省周口市西华县致远外国语学校2022-2023学年八年级上学期期末数学试题河南省郑州市2023-2024学年八年级上学期期中数学试题河南省新乡市长垣市2021-2022学年八年级上学期期末数学试题(已下线)专题5.2 将军饮马模型与等腰三角形分类讨论问题 专项讲练-2022-2023学年七年级数学下册重难题型全归纳及技巧提升专项精练(北师大版)山东省聊城市运河联盟联考2023-2024学年八年级上学期第一次学情调研数学试题山东省聊城市十八校联考2023-2024学年八年级上学期10月月考数学试题山东省滨州市阳信县2023-2024学年八年级上学期期中数学试题甘肃省武威市凉州区武威第十六中学联考2023-2024学年八年级上学期11月月考数学试题山东省临沂市兰山区临沂第十二中学2023-2024学年八年级上学期12月月考数学试题山东省德州市武城县武城镇大屯中学2023-2024学年八年级上学期12月月考数学试题湖北省黄石市第十八中学2023-2024学年八年级上学期月考数学试题浙江省台州市书生中学2020-2021学年八年级上学期期中数学试题山东省滨州市集团校2020-2021学年八年级上学期第三次月考数学试题黑龙江省双鸭山市集贤县第七中学2020-2021学年八年级上学期期末数学试题(已下线)1.3 线段的垂直平分线-2020-2021学年八年级数学下册十分钟同步课堂专练(北师大版)甘肃省白银市会宁县2021-2022学年七年级下学期期末数学试题北京市清华附中望京分校2022-2023学年八年级上学期期中数学试卷山东省滨州市滨城区第三中学2022-2023学年八年级上学期第三次月考数学试题四川省达州市达川四中联盟2023-2024学年七年级下学期期中考试数学试题(已下线)2024年四川省凉山州中考数学真题变式题1-6题
5 . 如图,已知
中,
按下列要求作图(尺规作图,保留作图痕迹,不必写作法).
边的垂直平分线,交
于点E,交
于点F;
(2)连接
;
(3)作
的平分线,交
于点G.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2978d25227dad25935b9cd4747c53f26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4cae70b8a9d2d2e96dea62c00ced04b9.png)
(3)作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77282d5b97a60264cf15fb74b48e4b59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
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6 . 如图,在
中,
的垂直平分线分别交
于D、E两点,并且相交于点F,且
,则
的度数是 ________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ae1210a744ae636419de68a525faf28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cf14bc3bfe884ddfff067ba7f410b31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6c19410c7abeae002ca97cfad4c791f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/31/8d4c538b-1944-4730-b4c0-9154c639fd39.png?resizew=162)
您最近一年使用:0次
7 . “无图几何题”需要“数形结合”的数学思想来验证猜想结论.请同学们思考:在
中,
分别垂直平分
,垂足分别为G,F,与边
的交点分别为D,E,
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37fdddc2e4c6060a5916802f3d7de863.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17487118ab7a90fc8c91bf0870f3289e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15f9b8f9f159077d59974c8a70c28563.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
您最近一年使用:0次
8 . 如图,在
中,点E在
的垂直平分线上,且
,
平分
.若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
_______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/06a2ab6940dca62be1f3b2b5f8531990.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6344778ed1e75c1a99e2268468081867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17025907c7260476560fd6525cbfd033.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c978d92edf0c4c1ef8620c17df75d35e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/4/5ed1acea-7558-4a64-a597-7ae8655c7b23.jpg?resizew=152)
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2023-12-30更新
|
47次组卷
|
2卷引用:河南省南阳市桐柏县方树泉中学2023-2024学年八年级上学期12月月考数学试题
名校
9 . 如图,在
中,
边的垂直平分线分别交
于点E、F,连接
,作
于点D,且D为
的中点.
;
(2)若
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1005d9def461d00556e3aced70ea2f0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b5f215a42c4b7078d8d65923eb9980e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/17101383eb0787edaaa35adfcd20d5c9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97dd0dc47efa9e663001492b69b60b93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cbce11aa19b8bd2bf6ee5a834e005de.png)
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2023-12-30更新
|
253次组卷
|
11卷引用:河南省南阳市桐柏县方树泉中学2023-2024学年八年级上学期12月月考数学试题
河南省南阳市桐柏县方树泉中学2023-2024学年八年级上学期12月月考数学试题陕西省榆林市榆阳区2022-2023学年七年级下学期期末数学试题天津市武清区2023-2024学年八年级上学期期中数学试题湖北省天门市华斯达学校2023-2024学年八年级上学期期中数学试题天津市部分区2023-2024学年八年级上学期期中数学试题江苏省连云港市海州区新海实验中学2023-2024学年八年级上学期期中数学试题(已下线)专题06 轴对称(十三大题型)-【好题汇编】备战2023-2024学年八年级数学上学期期末真题分类汇编(山东专用)吉林省松原市前郭尔罗斯蒙古族自治县第三中学2024年八年级上学期期中数学试题河北省沧州市任丘市2023-2024学年八年级上学期期末考试数学试题江苏省南京市秦淮区钟英中学2023-2024学年八年级上学期10月月考数学试题(已下线)第一章第04讲 线段的垂直平分线和角平分线(8类热点题型讲练)-【帮课堂】2023-2024学年八年级数学下册同步学与练(北师大版)
10 . 如图,在等腰
中,
,
,
是边
上不与点
重合的一个动点,直线
垂直平分
,垂足为
.当
是直角三角形时,
的长为____________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d55d2649a844e8619de4663a03c233f0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ed3a08add0f389dbe3f7f74575faf45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a0ed1ec316bc54c37c4286c208f55667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0520e9675bc1b416e8b8f01eb69fd13.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/274cf35acb4a1748d15c39d15a9bea7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54fb6e81fee5674c3e26a65e58cc506d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/28/33e30e51-e6f1-427f-aefc-72e5ba9cd70d.png?resizew=177)
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