名校
1 . 如图,在矩形
中,
,
,点E,F分别为
、
边上的动点,且
的长为2,点G为
的中点,点P为
上一动点,则
的最小值为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cb3f9a5da641be35117fd35ba07a6aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e7fa3aea72ccc36948a4a90f7368f71.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7ac943d8c2eb91c0082ada87857d1ad0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88929f4ba0851730d5f941d426b87548.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1ffb98f1e3c1317c0db403d3af04bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0215e13a9fb5574d5194aeb9507a98aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0215e13a9fb5574d5194aeb9507a98aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/764509115979e9958101808383672ec0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f49a11039912d93b8c6b7f05a37cd74a.png)
您最近一年使用:0次
2024-04-28更新
|
162次组卷
|
9卷引用:江苏省南京市栖霞区南京外国语学校仙林分校2022-2023学年九年级上学期期末数学试题
江苏省南京市栖霞区南京外国语学校仙林分校2022-2023学年九年级上学期期末数学试题江苏省南京市栖霞区南京外国语学校仙林分校2022-2023学年九年级上学期期末数学试题(已下线)专题01 特殊的平行四边形(十种考法)-【好题汇编】备战2023-2024学年九年级数学上学期期末真题分类汇编(北师大版)山东省东营市胜利第一初级中学2023-2024学年九年级下学期3月月考数学试题山东省济南市章丘区2024年中考数学第一次模拟考试数学模拟试题2023年山东省东营市广饶县乐安街道乐安中学中考模拟预测数学模拟预测题2024年山东省聊城市高唐县九年级下中考第二次模拟数学试题2024年山东省聊城市阳谷县九年级中考二模数学试题2024年山东省济南市莱芜区章丘区部分学校中考数学一模试题
名校
2 . 如图是一个二级台阶,每一级台阶的长、宽、高分别为
、
、
.
和
是台阶两个相对的端点,在
点有一只蚂蚁,想到
点去觅食,那么它爬行的最短路程是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9871f2a312aaf3a19b40e4fb1a7693b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3668a3f3ce5b8a272ad92c2ebd233f5a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cdb26c5cdef6f16f4b39cd091041b439.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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
您最近一年使用:0次
2024-04-26更新
|
503次组卷
|
2卷引用:2023—2024学年八年级数学下册(人教版)期末模拟试题B卷
3 . 如图,某公路(可视为
轴)的同一侧有
、
、
三个村庄,要在公路边(
轴上)建一仓库
,向
、
、
三个村庄送农用物资,路线是
或
.请运用所学知识并结合该图,在坐标系中
轴上标出使送货路线之和最短的点
所在的位置.(要求:完成作图并简要说明作法).
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.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/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/900063a4098ff00ca753c2b6bec485e8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88b47215eb46105a9fac1001b3bd57f1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/4/7/8eb6c089-cbf0-4e68-b57c-1e58022d2676.png?resizew=161)
您最近一年使用:0次
4 . 如图,在直角坐标系中,
的顶点坐标分别为
,
,请回答下列问题:
(1)画出
关于
轴的对称图形
,直接写出
的坐标;
(2)如图,在直线
上找一点
,使得
的值最小.(保留作图痕迹)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f71a512987761644b8d7fac755fd89c0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f2de118d6c59ef8d639f14d81528964.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/7e5d3674-616d-4a0f-bb0d-b48ced52ef14.png?resizew=204)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
(2)如图,在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70a73d7cf14b54902d8771fbe423ffd8.png)
您最近一年使用:0次
5 . 如图, 已知直线l及其同侧的两点A、B.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/f0234e21-6bc2-4ae2-84f2-ae49b1a00141.png?resizew=435)
(1)在直线l上画一点C,使得
最小(画图工具不限,保留画图痕迹)
(2)如果
是直线l上长度为a的动线段,请在直线l上画出点
的位置,使得
最小(画图工具不限 , 保留画图痕迹)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/f0234e21-6bc2-4ae2-84f2-ae49b1a00141.png?resizew=435)
(1)在直线l上画一点C,使得
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb9072d41640eda397474584bf6e6dc9.png)
(2)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d78abbad68bbbf12af10cd40ef4c353.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e1ec600bdae64f4f92ffcba878829e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dc91ac7690df9eb61f23a37e2a2be2d.png)
您最近一年使用:0次
6 . 在平面直角坐标系中,已知点
、
、
.
(1)画出
关于
轴的对称图形
;
(2)写出点
关于
轴的对称点的坐标;
(3)请在
轴上找一点
,使得
最短.(不写做法,保留作图痕迹)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7941eefc4e262e5144d8dfe74f58fc5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e36896b09243a1d4d01352d71ca8b31b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8945c68af9c4bbab299d42f1ee91f9c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/f85c0310-5b3f-4c29-95c4-ab3d7025e00a.png?resizew=260)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)写出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(3)请在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a13ec9a812274ad0839f20ba17348687.png)
您最近一年使用:0次
7 . 如图,在平面直角坐标中,
各顶点都在小方格的顶点上.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/45047bcd-f603-41d2-a3e3-8a7039955a8f.jpg?resizew=192)
(1)在图中作出
关于x轴的对称图形
;
(2)求
的面积;
(3)在y轴上找一点P,使
最短,画出图形并标出P点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e428e7a09732be85c1224e9c8f6a71c5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/45047bcd-f603-41d2-a3e3-8a7039955a8f.jpg?resizew=192)
(1)在图中作出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(3)在y轴上找一点P,使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a13ec9a812274ad0839f20ba17348687.png)
您最近一年使用:0次
8 . 如图,在平面直角坐标系中,
的三个顶点分别为
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/0c480edf-1294-465c-8464-89eb4ffee50d.png?resizew=218)
(1)把
向上平移
个单位后得到
,请画出
;
(2)请画出
关于
轴对称的
;
(3)请在
轴上求作一点
,使
的周长最小,则此时
点坐标为________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0898eaf39239999c25447d0512c95f7b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4defc9d52009b2be460a7705ee9464d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13f5492496a2582219ce873159161da3.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/13/0c480edf-1294-465c-8464-89eb4ffee50d.png?resizew=218)
(1)把
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)请画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
(3)请在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1cf7b991ad515ac73ccccfaff32fd118.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
9 . 如图,在所给网格图(每小格均为边长是
的正方形)中完成下列各题:
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/8/0bc1f348-1e8b-4491-a27e-586dde3268c8.png?resizew=229)
(1)画出
关于点
中心对称的
;
(2)画出
绕点
逆时针旋转
后的
;
(3)在直线
上作一点
,使
的值最小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/8/0bc1f348-1e8b-4491-a27e-586dde3268c8.png?resizew=229)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7988923407b9abb78ef8ab45829678fa.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a90b11e46f2a26fcc8ae7b6ade1dbe4.png)
(3)在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0f85fca60a11e1af2bf50138d0e3fe62.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a13ec9a812274ad0839f20ba17348687.png)
您最近一年使用:0次
10 . 如图,在所给正方形网格图中完成下列各题:
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/5/ee1f8530-c4c1-4ae8-9bc7-f92ece6841e3.png?resizew=200)
(1)画出所有与格点
(顶点均在格点上)全等的格点三角形,使它与
有且只有一条公共边,你画出了______ 个符合要求的格点三角形,分别记作______ ;
(2)在
上画出点
,使得
的周长最小;
(3)若网格上的最小正方形的边长为
,直接写出
的面积为______ .
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/5/ee1f8530-c4c1-4ae8-9bc7-f92ece6841e3.png?resizew=200)
(1)画出所有与格点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6e490f703eb6c9bb1278c78ebc2d661.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fbfcae2cecc98e2d6c16dde6d3ec1c1.png)
(3)若网格上的最小正方形的边长为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdaa19de263700a15fcf213d64a8cd57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次