如图,在平面直角坐标系中,
的顶点的坐标分别为
,
,
.
(1)画出
关于
轴的对称图形
;
(2)直接写出点
关于
轴的对称点的坐标____ ;
(3)直接写出
的面积为____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0c21dde2ad1e31c337bfb78c810ccb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5593ca86a1f7ad0cbcc801c3cb77f285.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f92054446f58b7210f0b1ecfa3bcf469.png)
(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)直接写出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(3)直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/28/4b513cfd-a54c-49be-9f2e-4a25acb8167e.png?resizew=201)
更新时间:2018-02-03 20:26:16
|
相似题推荐
解答题-问答题
|
适中
(0.65)
【推荐1】在平面直角坐标系中,点A(0,2),在x轴上任取一点M,连接AM,作AM的垂直平分线l1.过点M作x轴的垂线l2,l1与l2交于点P.设P点的坐标为(x,y).
(Ⅰ)当M的坐标取(3,0)时,点P的坐标为 ;
(Ⅱ)求x,y满足的关系式;
(Ⅲ)是否存在点M,使得△MPA恰为等边三角形?若存在,求点M的坐标;若不存在,说明理由.
(Ⅰ)当M的坐标取(3,0)时,点P的坐标为 ;
(Ⅱ)求x,y满足的关系式;
(Ⅲ)是否存在点M,使得△MPA恰为等边三角形?若存在,求点M的坐标;若不存在,说明理由.
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐2】如图,在平面直角坐标系中,点A,B的坐标分别为(-1,0),(3,0),现同时将点A,B分别向上平移2个单位长度,再向右平移1个单位长度,得到A,B的对应点C,D,连接AC,BD,CD.
(1)直接写出点C,D的坐标,求出四边形ABDC的面积;
(2)在x轴上是否存在一点F,使得三角形DFC的面积是三角形DFB面积的2倍,若存在,请求出点F的坐标;若不存在,请说明理由.
(1)直接写出点C,D的坐标,求出四边形ABDC的面积;
(2)在x轴上是否存在一点F,使得三角形DFC的面积是三角形DFB面积的2倍,若存在,请求出点F的坐标;若不存在,请说明理由.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/18/95bd9f5a-4fd1-4eb5-949f-2721edbacbd4.png?resizew=178)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐1】如图,方格纸中的每个小方格都是边长为1个单位的正方形,在建立平面直角坐标系后,
的顶点均在格点上,点B的坐标为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/27/012d21e6-c6fe-4f8e-822b-6dd4c1884461.png?resizew=399)
(1)画出
关于x轴对称的
,写出
点的坐标;
(2)画出将
绕原点O按逆时针旋转
所得的
,写出
点的坐标并求出A运动经过的路径的长度.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c65edad25ddd666cdce0d7e5afefc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1d7a999c36de5c9a9ce876a4a56fa34c.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/6/27/012d21e6-c6fe-4f8e-822b-6dd4c1884461.png?resizew=399)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c65edad25ddd666cdce0d7e5afefc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24414f4f8d6af6e0aa1425b634473d2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)画出将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3c65edad25ddd666cdce0d7e5afefc9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7899544785499bef1ca1d576a515ab53.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a71fc9c0068109dad1382354570665.png)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐2】如图所示的正方形网格中,每个小正方形的边长均为1个单位,
的三个顶点都在格点上.
(1)在网格中画出
关于直线
对称的
;
(2)在直线
上画一点
,使得
的周长值最小,周长最小值为_________.(简要叙述点
的画法)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/8/12/3e72ecb8-775c-4e18-9e98-ad72df95af6c.jpg?resizew=288)
(1)在网格中画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)在直线
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/147de24f071e316b68fd2e78e3c84545.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐1】如图,在平面直角坐标系xOy中,△ABC的三个顶点分别落在边长为1的正方形格上,
(1)分别写出A、B、C三点坐标;
(2)△DEF可以看作是△ABC经过若干次的图形变化(轴对称、平移)得到的,写出一种由△ABC得到△DEF的过程,并体现在坐标系中.
(1)分别写出A、B、C三点坐标;
(2)△DEF可以看作是△ABC经过若干次的图形变化(轴对称、平移)得到的,写出一种由△ABC得到△DEF的过程,并体现在坐标系中.
![](https://img.xkw.com/dksih/QBM/2020/1/23/2383044865310720/2383770141728768/STEM/5f6d5851157e46a7878f5746300163e4.png?resizew=163)
您最近一年使用:0次
解答题-问答题
|
适中
(0.65)
名校
【推荐2】已知
,点P在
的内部,
,点C和点P关于
对称,点P关于
的对称点是D,连接
交
于M,交
于N,
(1)补全图.
(2)写出
_________
.
_________
.
的周长为_________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6131160eaee962470abc7771df265c6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d7b2fe01a33c4825f9974ed9663a99c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22f3ea44bfc0dfeda12b479a96a0be74.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae7a3e520a16d4fdd73c4e6a4ce7be0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b90e0f35eda1a729fed485f83da5ea9d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1ffb98f1e3c1317c0db403d3af04bdc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae7a3e520a16d4fdd73c4e6a4ce7be0e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d62e8aadaadebf1454fde21a390ebdea.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/1/10/284b0ad7-81d7-469b-bce2-1cc6e712ae68.png?resizew=94)
(1)补全图.
(2)写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/45739116f428f7c6c5964de72a1fa101.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83873a9d782f2588c5eedbfe73f9bc2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ede1745e549ad66e2c9c4968cbc72e15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/83873a9d782f2588c5eedbfe73f9bc2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1ed4c4e8edbd179f3fc38a6653f18c1.png)
您最近一年使用:0次
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
,
,
.
(1)在平面直角坐标系中画出三角形
,并求三角形
的面积;
(2)若P为三角形
内一点,已知P坐标为
,将三角形
平移后,P的坐标变为
,根据平移的规则,请直接写出三角形
平移后的三个顶点的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d6c09b41032e4722c412c2e2427500a0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd5fb552c79ab5d45b0aeafc06e58542.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f7273de88ada395d1728f9b3f1639db1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/9/fe14f2e2-2a99-47ba-b477-6f7b89b8de2b.jpg?resizew=279)
(1)在平面直角坐标系中画出三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
(2)若P为三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad20e2bc6576fc461419f8f138d26e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20660e49954f09601cbf528a7f436fca.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐2】如图,
的顶点坐标分别为:
,
,
,将
平移得到
,使点A的对应点为
.
![](https://img.xkw.com/dksih/QBM/2023/3/6/3188444621275136/3192126745026560/STEM/61063157111b4e2abdb1381d673ab196.png?resizew=306)
(1)
可以看作是由
先向左平移______个单位,再向下平移______个单位得到的;
(2)画出
,并求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c17ff5e0a917684d41cd41e0ae303308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18d3bfa155ad67018da4d65815c5e5b8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a3f9d5a2752ca0a9cf9f5b8ad62d9fe.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fb05d29b2608e0fabd32da3537b2a24e.png)
![](https://img.xkw.com/dksih/QBM/2023/3/6/3188444621275136/3192126745026560/STEM/61063157111b4e2abdb1381d673ab196.png?resizew=306)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
您最近一年使用:0次