如图,在平面直角坐标系中,
的三个顶点都在格点上,点
的坐标为
.
(1)
的长等于_________________;
的面积为________________
(2)画出
向下平移5个单位后得到
,并写出此时点
的坐标;
(3)画出
绕原点
旋转
后得到的
,并写出此时点
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5511a368692de27c58ec48ce968de4a4.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/9/a396bd49-8e0d-4a54-ad2a-d8ad343f13fe.png?resizew=225)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
(3)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfe639eab78eafd2d40ea70aa5d3f21d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
更新时间:2023-09-18 18:48:58
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相似题推荐
解答题-问答题
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适中
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【推荐1】如图,在平直角坐标系中,线段AB的两端点坐标分别是A(-3,2),B(3,6),线段AB与y轴交于点C,把线段AB平移,使点B的对应点
落在x轴正半轴上.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/20/0c2bc027-425c-4c33-9d75-028757b72305.png?resizew=190)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/20/0ef6c697-945b-4f1e-9ef5-b85b8667d0c8.png?resizew=193)
(1)若点
(4,0),请直接写出点A的对应点
的坐标.
(2)连接AO,BO,请求出
的面积?
(3)连接
和
,记点
(m,0),
的面积为S,若
,求m的取值范围?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5326817f9af012432a202749d1df59f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/20/0c2bc027-425c-4c33-9d75-028757b72305.png?resizew=190)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/7/20/0ef6c697-945b-4f1e-9ef5-b85b8667d0c8.png?resizew=193)
(1)若点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5326817f9af012432a202749d1df59f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
(2)连接AO,BO,请求出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2b83beedb3438153e6f728545fe3e03.png)
(3)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6eb97aff0960e2640314888a38e7169c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/020ebe1219437129358b986eb9e70bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cd35c8371c1bd3eced0d9ab1514e018.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69249bc81cb837ddd1673037743d7bb8.png)
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【推荐2】如图,已知四边形
是平行四边形,
、
两点的坐标分别为
,
.
的坐标为: ;
(2)求直线
的函数解析式.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3241d7fedd89d85711acd7a2635298af.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/a02db6c758f1871212d89e22d91a84de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37e194aba3710705f9c8c68cbc3e7af6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)求直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
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解答题-问答题
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适中
(0.65)
【推荐3】已知在长方形ABCD中,AB=4,
,O为BC上一点,
,如图所示,以BC所在直线为x轴,O为坐标原点建立平面直角坐标系,M为线段OC上的一点.
(1)若点M的坐标为(1,0),如图①,以OM为一边作等腰△OMP,使点P在长方形ABCD的一边上,则符合条件的等腰三角形有几个?请直接写出所有符合条件的点P的坐标;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/6/c8b7ece4-0058-4c64-8811-68edaca05db6.png?resizew=270)
(2)若将(1)中的点M的坐标改为(4,0),其它条件不变,如图②,那么符合条件的等腰三角形有几个?求出所有符合条件的点P的坐标;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/6/45f62e1d-e252-4afd-8db3-d4b19bd00dc7.png?resizew=272)
(3)若将(1)中的点M的坐标改为(5,0),其它条件不变,如图③,请直接写出符合条件的等腰三角形有几个.(不必求出点P的坐标)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99e6efbdb0fccd9dd3fad34f6cf680f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2048e3806dd4c84d8788e7d8c06b941.png)
(1)若点M的坐标为(1,0),如图①,以OM为一边作等腰△OMP,使点P在长方形ABCD的一边上,则符合条件的等腰三角形有几个?请直接写出所有符合条件的点P的坐标;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/6/c8b7ece4-0058-4c64-8811-68edaca05db6.png?resizew=270)
(2)若将(1)中的点M的坐标改为(4,0),其它条件不变,如图②,那么符合条件的等腰三角形有几个?求出所有符合条件的点P的坐标;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/6/45f62e1d-e252-4afd-8db3-d4b19bd00dc7.png?resizew=272)
(3)若将(1)中的点M的坐标改为(5,0),其它条件不变,如图③,请直接写出符合条件的等腰三角形有几个.(不必求出点P的坐标)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/1/6/490b5ac5-f1a1-428a-810e-847a5f5bc6d3.png?resizew=284)
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解答题-作图题
|
适中
(0.65)
【推荐1】如图,在平面直角坐标系中,已知
三个顶点的坐标分别是
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/5/9a5801da-105d-4666-b61f-bdc6e7e24c15.png?resizew=207)
(1)请画出
向左平移6个单位长度后得到的
;
(2)以点O为位似中心,将
缩小为原来的
,得到
,请画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/174541741f9d18ca1394943abd2ed0aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7291b3d921f595f28960abcdce6dfbed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bf9ea972ce120ffe654fc0f2606a33f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/5/9a5801da-105d-4666-b61f-bdc6e7e24c15.png?resizew=207)
(1)请画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)以点O为位似中心,将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
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解答题-作图题
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适中
(0.65)
【推荐2】如图,方格纸中每个小正方形的边长均为1,
的三个顶点都在小正方形的格点(小正方形的顶点叫格点)上.
中
边上的高,垂足为H.
(2)①画出将
先向右平移4格,再向上平移2格得到的
;
②平移后,求线段
扫过的部分所组成的封闭图形的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
(2)①画出将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
②平移后,求线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
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解答题-作图题
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适中
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真题
名校
【推荐1】如图,在平面直角坐标系中,△ABC的三个顶点坐标分别为A(1,4),B(4,2),C(3,5)(每个方格的边长均为1个单位长度).
![](https://img.xkw.com/dksih/QBM/2016/8/4/1574225083170816/1574225089093632/STEM/4889e9524fa74c30890c4857fcbabc20.png?resizew=219)
(1)请画出△A1B1C1,使△A1B1C1与△ABC关于x轴对称;
(2)将△ABC绕点O逆时针旋转90°,画出旋转后得到的△A2B2C2,并直接写出点B旋转到点B2所经过的路径长.
![](https://img.xkw.com/dksih/QBM/2016/8/4/1574225083170816/1574225089093632/STEM/4889e9524fa74c30890c4857fcbabc20.png?resizew=219)
(1)请画出△A1B1C1,使△A1B1C1与△ABC关于x轴对称;
(2)将△ABC绕点O逆时针旋转90°,画出旋转后得到的△A2B2C2,并直接写出点B旋转到点B2所经过的路径长.
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解答题-作图题
|
适中
(0.65)
【推荐2】如图是由单位长度为1的小正方形组成的
网格,每个小正方形的顶点叫做格点.三角形
的三个顶点都在格点,
点在格点.仅用无刻度的直尺在给定网格中完成画图,画图过程用虚线表示,画图结果用实线表示,按步骤完成下列问题.
(1)在图1中画出将三角形
绕
点顺时针旋转
得到的三角形
,使
、
点分别对应
、
点;
(2)在图1中画出将三角形
绕O点逆时针旋转
得到的三角形PMN,使
、
、
分别对应
、
、
点;
(3)在图2中画
的平分线,交
于
点;
(4)在图3中画三角形
的外接圆圆心
点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13a96e9c2e2a15130d1d56a1d0e16b72.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/24/9a468238-0c5d-405d-80c9-f48f4308f085.jpg?resizew=469)
(1)在图1中画出将三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/678b28fddb166d90878d24d6e5481080.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a30f3a8b673cc28bd90c50cf1a35281.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
(2)在图1中画出将三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.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/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54a5d7d3b6b63fe5c24c3907b7a8eaa3.png)
(3)在图2中画
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21b28f28ced0531d1df34fcf04c6c67f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895dc3dc3a6606ff487a4c4863e18509.png)
(4)在图3中画三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acc290b44635265137fdf13146b6a6d9.png)
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