已知
在平面直角坐标系中的位置如图所示.
![](https://img.xkw.com/dksih/QBM/2022/12/22/3136569693167616/3146927875899392/STEM/b84937ad7b314cf2b8c75127175d3242.png?resizew=209)
(1)在图中画出
关于
轴对称的
,并直接写出点
的对应点
的坐标;
(2)若
平移后得
,点A的对应点
的坐标为
.
点
的对应点
的坐标为___________;
在图中画出
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/2022/12/22/3136569693167616/3146927875899392/STEM/b84937ad7b314cf2b8c75127175d3242.png?resizew=209)
(1)在图中画出
![](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)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cd3b9e816b14051f785aa5aae72b8eed.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/895c007904e9749908dee9795f8639d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e1c9ae241fd78126274c65e17990c88.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43a71fc9c0068109dad1382354570665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c650fe55b7603f106c53ca2423451c6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
更新时间:2023-01-06 13:04:03
|
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解答题-作图题
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较易
(0.85)
【推荐1】如图,在平面直角坐标系中,
的顶点坐标分别为
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/22/f2989757-a8e8-4710-a331-ff4a17bf25ee.png?resizew=222)
(1)直接写出点B关于原点对称的点
的坐标:_______;
(2)直接写出
的面积:
________;
(3)平移
,使平移后点A的对应点
的坐标为
,请画出平移后的
;
(4)画出
绕原点О逆时针旋转90°后得到的
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9f3747d7af554a62f19d48e9c1ea0496.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/8/22/f2989757-a8e8-4710-a331-ff4a17bf25ee.png?resizew=222)
(1)直接写出点B关于原点对称的点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d5326817f9af012432a202749d1df59f.png)
(2)直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/42acd3ee01d9f843a8579ffb0b7d9d82.png)
(3)平移
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fad20e2bc6576fc461419f8f138d26e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(4)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
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解答题-作图题
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【推荐2】如图,平移三角形
,使点
移动到点
,画出平移后的三角形
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
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解答题-作图题
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【推荐1】为了弘扬扬中华民族的传统节日,印江县在新春佳节之季,组织了系列的文娱活动,排练时歌手A,B,C的站位如图所示:
(1)试建立平面直角坐标系,用坐标表示歌手A,B,C的站位分别是A_______B________C________;
(2)如果以A为坐标原点建立直角坐标系,歌手B保持不动,将歌手A向上平移1个单位后再向右平移1个单位到
,将歌手C向上平移2个单位到
,试判断由
,B,
三点构成的三角形是否为直角三角形?为什么?
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/5/e6f517d6-27a3-48f6-aff6-1987a2c604d8.png?resizew=402)
(1)试建立平面直角坐标系,用坐标表示歌手A,B,C的站位分别是A_______B________C________;
(2)如果以A为坐标原点建立直角坐标系,歌手B保持不动,将歌手A向上平移1个单位后再向右平移1个单位到
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
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解答题-作图题
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【推荐2】在平面直角坐标系中,已知△OAB,A(0,-3),B(-2,0).
(1)在图1中画出△OAB关于x轴的轴对称图形;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/20/b93d9e9d-73f1-4597-b58a-66952a19f0e5.png?resizew=181)
(2)将
先向右平移3个单位,再向上平移2个单位,在图2中画出平移后的图形;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/20/d9f4b064-a7bf-423c-a10b-f21abcf5ca78.png?resizew=187)
(3)点A平移后的坐标为 .
(1)在图1中画出△OAB关于x轴的轴对称图形;
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/20/b93d9e9d-73f1-4597-b58a-66952a19f0e5.png?resizew=181)
(2)将
![](https://img.xkw.com/dksih/QBM/2014/2/12/1573704756805632/1573704763138048/STEM/5f56c824af2d4be2b4c2ffda03ffccbd.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/20/d9f4b064-a7bf-423c-a10b-f21abcf5ca78.png?resizew=187)
(3)点A平移后的坐标为 .
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解答题-作图题
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较易
(0.85)
【推荐1】如图,在直角坐标系中,
三个顶点A、B、C的坐标分别为A
、
、
.
若把
向上平移3个单位,再向左平移1个单位得到
,则
、
、
的坐标分别是
(______、______
、
(______、______
、
(______、______
;并在图中画出平移后图形.
求出三角形ABC的面积
本小题必须写出解答过程
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/882589c896c6993d9687f0e14a283481.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01e4ca62fdd37986c94feab4c323ad7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fe28f61e9664ed8a63e78621885308.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6458302f37a1019b65c4999b202c7c02.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01e4ca62fdd37986c94feab4c323ad7a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/987517758fad59f6f695761deb2a5ebd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8fe28f61e9664ed8a63e78621885308.png)
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解答题-作图题
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【推荐2】在图示的方格纸中
(1)作出△ABC关于MN对称的图形△A1B1C1;
(2)说明△A2B2C2是由△A1B1C1经过怎样的平移得到的?______________
(3)若图中每个小正方形的边长为1,则△ABC的面积是___________
(1)作出△ABC关于MN对称的图形△A1B1C1;
(2)说明△A2B2C2是由△A1B1C1经过怎样的平移得到的?______________
(3)若图中每个小正方形的边长为1,则△ABC的面积是___________
![](https://img.xkw.com/dksih/QBM/2021/10/13/2828540708847616/2829677518462976/STEM/7b951629-4f6b-4a5c-9160-d2196b40d894.png?resizew=270)
您最近一年使用:0次
解答题-作图题
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(0.85)
【推荐1】如图,在平面直角坐标系中,每格代表
个单位,
的三个顶点都在格点上.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/25/8fecb90b-6cc1-4c88-8d33-4a4ea5bd758b.png?resizew=309)
(1)写出A,
,
三个点的坐标;
(2)画出
关于
轴对称的图形
;
(3)求出
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb5b4e3d2f04e30aff65ecc2fd4e5f8a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/25/8fecb90b-6cc1-4c88-8d33-4a4ea5bd758b.png?resizew=309)
(1)写出A,
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1da9dcf6c319174c9ea2b1ceaed1649a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
(2)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)
(3)求出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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解答题-问答题
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【推荐2】如图所示的象棋棋盘上,若帅位于点(1,0)上,相位于点(3,0)上.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/25/cfda0f66-172a-4ced-afdf-148da628a3fd.png?resizew=175)
(1)请在如图所示的网格中建立平面直角坐标系;
(2)炮所在点的坐标是 ,马与帅的距离是 ;
(3)若要把炮移动到与它关于y轴对称的点的位置,则移动后炮的位置是 (用坐标表示).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/25/cfda0f66-172a-4ced-afdf-148da628a3fd.png?resizew=175)
(1)请在如图所示的网格中建立平面直角坐标系;
(2)炮所在点的坐标是 ,马与帅的距离是 ;
(3)若要把炮移动到与它关于y轴对称的点的位置,则移动后炮的位置是 (用坐标表示).
您最近一年使用:0次