1 . 如图,在
内部求作一点
,使它到
,
的距离相等,且到点
,
的距离也相等.要求:
(1)只用没有刻度的直尺和圆规;
(2)保留作图痕迹,不必写出作法.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef4113c492885ba7c47fe42ac792578f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/4/1a7ea4d2-441b-43fa-8cce-8db0423c6e61.png?resizew=138)
(1)只用没有刻度的直尺和圆规;
(2)保留作图痕迹,不必写出作法.
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名校
2 . 如图,在
中,按以下步骤作图:①分别以点B和C为圆心,以大于
的长为半径作弧,两弧相交于点M和N;②作直线
交
于点D,连接
.若
,
,则
的长为_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8d452f74791f58e8400cb8d2d6038dc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f1682d306c38087d9e6f7efb9cec596a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09d27bd71d79cb19eb554175e4ef0867.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/28/f034e7af-063f-49a8-9628-fe3cd0f3ea96.png?resizew=171)
您最近一年使用:0次
2023-11-28更新
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54次组卷
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14卷引用:江苏省镇江市句容市、丹徒区2020-2021学年八年级上学期期中数学试题
江苏省镇江市句容市、丹徒区2020-2021学年八年级上学期期中数学试题广东省肇庆市封开县2020-2021学年八年级上学期期末数学试题湖南省怀化市溆浦县2020-2021学年八年级上学期期末数学试题湖南省武冈二中2020-2021学年八年级上学期第二次月考数学试题吉林省辽源市东辽县2020-2021学年八年级上学期期末数学试题湖南省邵阳市隆回县第二中学2021-2022学年八年级上学期12月月考数学试题内蒙古自治区呼和浩特市2021-2022学年八年级上学期期末数学试题江苏省南通市启东市2022-2023学年八年级上学期期中数学试题(已下线)专题1.59 《三角形的初步知识》全章复习与巩固(基础篇)(专项练习)-2022-2023学年八年级数学上册基础知识专项讲练(浙教版)湖南省岳阳市云梦中学2022-2023学年八年级上学期数学第三次月考综合测试题江苏省泰州市海陵区泰州中学附属初级中学2022-2023学年八年级上学期期末数学试题(已下线)江苏省泰州市姜堰区实验初级中学2023-2024学年上学期八年级数学独立作业11.28(平面直角坐标系结束)(已下线)专题1.10 线段垂直平分线(分层练习)-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)(已下线)吉林省2021年中考数学真题变式汇编3
3 . 如图,点
在
的边
上,请用尺规作图法在边
上求作一点
,使得
是以
为底边的等腰三角形.(保留作图痕迹,不写作法)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](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/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f2281cb6df0c3c518ce5ed19a02b57e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
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2023-12-24更新
|
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6卷引用:陕西省西安市莲湖区2021-2022学年八年级下学期期末数学试题
陕西省西安市莲湖区2021-2022学年八年级下学期期末数学试题(已下线)第05讲 等腰三角形的性质与判定(2大考点14种解题方法)-2022-2023学年八年级数学上学期考试满分全攻略(浙教版)(已下线)八年级数学上学期期中模拟测试卷02(浙教版)-2023-2024学年八年级数学上学期期中期末考点归纳满分攻略讲练(浙教版)陕西省延安市富县部分学校2023-2024学年八年级上学期第三次月考数学试题陕西省咸阳市泾阳县2023-2024学年八年级下学期试题数学试题(已下线)专题07尺规作图(4大题型)【好题汇编】-备战2023-2024学年八年级数学下学期期末真题分类汇编(陕西专用)
4 . 如图,小红在作线段
的垂直平分线时,是这样操作的:分别以点
、
为圆心,大于线段
长度一半的长为半径画弧,相交于点
、
,则直线
即为所求.连接
、
、
、
,根据她的作图方法可知.四边形
一定是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60ef95894ceebaf236170e8832dcf7e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae33911e41aa2f7004cc01e336f96bf0.png)
A.矩形 | B.菱形 | C.正方形 | D.等腰梯形 |
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2023-11-19更新
|
68次组卷
|
2卷引用:衔接作业(1)+菱形的性质与判定-【金牌题库】2023八年级数学暑假作业(北师大版)
5 . 如图,在
网格中,每个小正方形边长为1个单位长度,我们把每个小正方形的顶点称为格点,
均为格点,请按要求仅用一把无刻度的直尺作图,画图过程用虚线表示,画图结果用实线表示.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/25/d9033229-6424-4e07-ba9b-31d496607bdf.png?resizew=318)
(1)在图1中,作
(D在
下方),且
;
(2)在图1中;作
的中点
,在线段
上作点
,使得
;
(3)在图2中;在线段
上作点
,使得
;
(4)在图2中,已知
,在
上作点
,使得
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7684debc1ba5eebfbcfaf790e6757140.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24e0c10fb103930eabd5fa18e8f9bb06.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/25/d9033229-6424-4e07-ba9b-31d496607bdf.png?resizew=318)
(1)在图1中,作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/16aad38b43462ca7a8fb9bc9484ad3a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df4a2a127d89d50d3fde881a9b58ef0c.png)
(2)在图1中;作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aea90fb02fd983e66d5b04372af58733.png)
(3)在图2中;在线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9bd144b98874048426ae5f6fbf836ffb.png)
(4)在图2中,已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f08273d339dc5ddbb89aa67bb8205e6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c365615dd9a240efecaf5d534d1cc067.png)
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6 . 如图,在菱形
中,
,分别以点A,B为圆心,大于
的长为半径作弧相交于M,N两点,过M,N两点的直线交
边于点E(作图痕迹如图所示),连接
,
.则
的度数为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411b38a18046fea8e9fab1f9f9b80a5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d777d15cd733338ecfd0ea63819f62c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d49404351575703cfe8325d1352ec9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/03902478df1a55bc99703210bccab910.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/85c4bdfb0db1e31e8459df1d15f9ab55.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40b319212a7e7528b053e1c7097e966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79cd9d0d73549e2944578f3513631ce5.png)
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2024-01-25更新
|
114次组卷
|
4卷引用:专题9.39 中心对称图形——平行四边形(分层练习)(基础练)-2023-2024学年八年级数学下册基础知识专项突破讲与练(苏科版)
(已下线)专题9.39 中心对称图形——平行四边形(分层练习)(基础练)-2023-2024学年八年级数学下册基础知识专项突破讲与练(苏科版)(已下线)专题18.37 平行四边形题型分类专题(作图问题)(分层练习)-2023-2024学年八年级数学下册基础知识专项突破讲与练(人教版)(已下线)专题04 矩形、菱形、正方形性质与判定期末真题汇编【八大题型+优选提升题】-备战2023-2024学年八年级数学下学期期末真题分类汇编(人教版)四川省成都市新都区2023-2024学年九年级上学期期末考试数学试题
7 . 如图,已知钝角,按照下列步骤作图:步骤1,以点
为圆心,
为半径作圆弧;步骤2,以点
为圆心,
为半径作圆弧,两圆弧交点记为
;步骤3:连结
,交
延长线于点
.根据作图过程得出以下结论:
;
;
;
平分
.其中正确的是( )
A.![]() | B.![]() | C.![]() | D.![]() ![]() |
您最近一年使用:0次
2024-01-19更新
|
20次组卷
|
2卷引用:浙江省杭州市余杭区2023-2024学年八年级上学期期中数学试题
8 . 如图,已知
,请用无刻度的直尺和圆规作
,使圆心P到
,
边的距离相等,且
经过A、B两点(不写作法,保留作图痕迹,标上相应字母)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d1d9218917d85a1dc19e60f076b8bfa.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/2d1d9218917d85a1dc19e60f076b8bfa.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/12/14/1328819d-aeae-451d-898d-b3a4f6d459fb.png?resizew=173)
您最近一年使用:0次
9 . 如图,在
中,
,
,请用尺规作图法,在边
上求作一点
,使
.(保留作图痕迹,不写作法)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b513e50ec44ae66db55c0b3947d28537.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f3018c687427b6257767eda4a8c6612.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a25a30b945c0a306802a9d7748bccdd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/18/58ff1d7f-6c5a-4db9-8dc6-ba97568744e5.png?resizew=150)
您最近一年使用:0次
10 . 如图,在
中,
,分别以点A,B为圆心,大于
长为半径画弧,两弧相交于M,N两点,画直线
,与
交于点D,与
交于点E,连结
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/18/419fac88-5282-461d-9273-f4958886a1f8.png?resizew=125)
(1)由作图可知,直线
是线段
的________
(2)当
,
时,求
的周长;
(3)若
的度数是
,求
的度数.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dd967903ed5a6f640a5b801ec8be0070.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20d49404351575703cfe8325d1352ec9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68a83fdd2ba72a2dba0b6b10bb3e06b9.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/18/419fac88-5282-461d-9273-f4958886a1f8.png?resizew=125)
(1)由作图可知,直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/411461db15ee8086332c531e086c40c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d70dc2c20619a4fc12a0cfda59af5b69.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/07160f14b3b453bebb64cb2bf96dc85a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dcb49df05f2e31d005735c3f14a21d30.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35803969509655f72b4118503ae1c966.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76c12e76fbd84eeec721386bd3b04cc4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/febc9a89d0d1c97b88c0f4acd32b4e67.png)
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