如图,
的顶点坐标为
,
,
.
向右平移
个单位后的
;
(2)将
绕原点
旋转
,画出旋转后的
;
(3)
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/8290733c83028f6e03753f66ac263ba3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1e61dd6cbb403ec51f5af91bd0e351b6.png)
![](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)
(2)将
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.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)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c90d063809bb7a356b29927fc8a62006.png)
2023·陕西宝鸡·二模 查看更多[3]
2023年陕西省宝鸡市渭滨区九年级中考二模数学试题山东省聊城市高唐县2022-2023学年八年级下学期期末数学试题(已下线)北师大版八年级期末真题必刷基础60题(59个考点专练)-2023-2024学年八年级数学下学期考试满分全攻略高频考点+重难点讲练与测试(北师大版)
更新时间:2023-05-19 09:05:17
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解答题-问答题
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【推荐1】如图,在平面直角坐标系中,已知点
,
,
,点
在第一象限,
轴,且到
轴的距离为
.
(1)
__________,
_________;
(2)求
的面积;
(3)如果在第二象限内有一点
,且四边形
的面积是
的面积的两倍,求满足条件的
点的坐标.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5bda45b7f565147f18a5c83bb8a23142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad0f00d7f0acc53d9774923580a60bc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02db4a8c065ddf418ce67b8a98a29c8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f8c4c029e552954bd493b49aeab82d5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/17/827f4d4d-72b8-4299-ae95-de2bcc595bff.png?resizew=151)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/380bbacf854e30e2e747fc286d2b9997.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ccd4162c7d09f970cb77cadacdbe521.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(3)如果在第二象限内有一点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae325fb1fe6c8a7183cec6dc6be49457.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/704d08fe16b2be56a17340ec0342ae8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
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解答题-作图题
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【推荐2】如图,在平面直角坐标系中,已知点A(3,4),B(﹣3,0).
![](https://img.xkw.com/dksih/QBM/2016/7/28/1574221923147776/1574221929594880/STEM/c74c54f2492b449f8af9df44d5df176e.png)
(1)只用直尺(没有刻度)和圆规按下列要求作图.
(要求:保留作图痕迹,不必写出作法)
Ⅰ)AC⊥y轴,垂足为C;
Ⅱ)连结AO,AB,设边AB,CO交点E.
(2)在(1)作出图形后,直接判断△AOE与△BOE的面积大小关系.
![](https://img.xkw.com/dksih/QBM/2016/7/28/1574221923147776/1574221929594880/STEM/c74c54f2492b449f8af9df44d5df176e.png)
(1)只用直尺(没有刻度)和圆规按下列要求作图.
(要求:保留作图痕迹,不必写出作法)
Ⅰ)AC⊥y轴,垂足为C;
Ⅱ)连结AO,AB,设边AB,CO交点E.
(2)在(1)作出图形后,直接判断△AOE与△BOE的面积大小关系.
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解答题-作图题
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【推荐1】如图,在方格纸中,三角形的三个顶点都在格点上,平移该三角形,使它的顶点都落在格点上,并满足下列条件:
(1)使格点A落在平移后的三角形的一顶点上 ,请在图甲中画出示意图;
(2)使格点A,B同时落在平移后的三角形的边上 ,请在图乙中画出示意图.
(1)使格点A落在平移后的三角形的一
(2)使格点A,B同时落在平移后的三角形的
![](https://img.xkw.com/dksih/QBM/2021/6/1/2733797626863616/2733855068151808/STEM/c9d73bc9-e433-4f7b-8c5c-12b5492d589e.png)
![](https://img.xkw.com/dksih/QBM/2021/6/1/2733797626863616/2733855068151808/STEM/653451c7-236a-44d7-b458-c26c0848e3e8.png)
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解答题-作图题
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较易
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【推荐2】如图,三角形
在平面直角坐标系中,(1)请写出三角形
各顶点的坐标;(2)把三角形
向上平移
个单位长度,再向右平移
个单位长度,得到三角形
,在图中画出三角形
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ca7d1107389675d32b56ec097464c14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61128ab996360a038e6e64d82fcba004.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1264a2e3609e1c274acb89b5ea5019.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a1264a2e3609e1c274acb89b5ea5019.png)
![](https://img.xkw.com/dksih/QBM/2019/5/20/2207794703695872/2207875555975168/STEM/4fcfc8e5-bf03-4b1d-a68d-57adf4456c7e.png)
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解答题-作图题
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较易
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【推荐1】在如图所示的正方形网格中有
,
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/b68b539e-0e53-4bd6-97ec-892224d493da.png?resizew=243)
(1)试在图中作出
以A为旋转中心,沿顺时针方向旋转
后的图形
;
(2)若点B的坐标为
,点A的坐标为
,在图中画出平面直角坐标系;
(3)根据(2)中的平面直角坐标系中作出与
关于原点对称的图形
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,
两点的坐标.
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7e3262fc038bbec5e7c8cc47df08bef7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8a7b5adfcac0f46a4cd19da4ebb4a2b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3f8eeeea1c9652cacce976f8129cf520.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/14/b68b539e-0e53-4bd6-97ec-892224d493da.png?resizew=243)
(1)试在图中作出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02b54dc6b3e1bb6544f47d4c8743fcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1dc5667bbf205d6c6c6d189ebda123e.png)
(2)若点B的坐标为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6b44a7867afdcad727aad66f61acb91c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a4fd84394e897ebf6c4814b841d427b.png)
(3)根据(2)中的平面直角坐标系中作出与
![](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/43a71fc9c0068109dad1382354570665.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23f3ffe7abc59e2f65d827c8eab8d36a.png)
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解答题-作图题
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(0.85)
名校
【推荐2】如图,在平面直角坐标系内,
的三个顶点坐标分别为
,
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/11/14a54a4a-8440-46c6-82ed-7e69d5f63306.png?resizew=265)
(1)画出
关于原点
对称的
.
(2)画出
绕点
逆时针旋转
后的
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a26e951d6d2369e8da79a793a93a66a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a475d30f8a83feed0ed3c238bb24580.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a4597a7a96b0b5c8268ddbe013aea6f.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/3/11/14a54a4a-8440-46c6-82ed-7e69d5f63306.png?resizew=265)
(1)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)画出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/828dc8dc7259c510b6d63abf40f60e90.png)
您最近一年使用:0次