(1)作出
关于
轴对称的
.
(2)通过画图在
轴上找出点
,使得
与
之和最小.
(3)连接
、
、
,则
的面积为__________.
![](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)通过画图在
![](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/bd33764ff4efddfe11a98a609753715c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48f3c9abbd78e9a6840ee5f30381daac.png)
(3)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ad3a1ea6790177130e16c2124984087.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec275f823ae17afdba53301fcbd2aa43.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd13974aebe38eb2a1d744a01ea5aa5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6cf4a4673b65f056ad5179d1077a5610.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/22/dab16a53-e52b-4344-ac6f-efd0fc1b1e16.png?resizew=270)
更新时间:2021-09-09 12:12:31
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相似题推荐
解答题-作图题
|
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【推荐1】如图,已知线段
的两个端点坐标分别是
.
(1)画出线段
关于x轴对称的线段
;
(2)若点C和点A关于y轴对称,画出点C并写出点C的坐标;
(3)连接
,计算
的面积.(直接写出答案即可)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dfb4354f68808767c63214d3710e6cfe.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/10/27/f31d401c-1e25-4264-9f59-87221453f1f6.png?resizew=148)
(1)画出线段
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bb0628cecbfc98d390e5447d52414e8.png)
(2)若点C和点A关于y轴对称,画出点C并写出点C的坐标;
(3)连接
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68c7d3deb46526aabfb4492cb9b7c2c7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9da3671d3c4a923e931b2837742c34df.png)
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解答题-作图题
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【推荐2】①在数轴上作出
对应的点(不写作法,保留作图痕迹);
②在如图所示的平面直角坐标系中描出下列各点:
,
,
.
求:
的面积 .
的周长 .(只要求写出答案即可)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4056761b8f826eeb6ad8c9a151d3c9c.png)
②在如图所示的平面直角坐标系中描出下列各点:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c9794b90c7775769f5ecfe86d1b4d8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/210ef57eda39433ffafcd56ec80f8003.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2050e3c401ed22923a7becb80e80c68.png)
求:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2024/3/4/a3137c90-bf07-44b0-bb6f-146fce8440fe.png?resizew=260)
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解答题-作图题
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【推荐1】
在平面直角坐标系中的位置如图所示.
、
、
三点在格点上.
![](https://img.xkw.com/dksih/QBM/2020/12/4/2606661954404352/2610191471345664/STEM/314644ec-8ff5-411a-9ac4-a3e1574d554b.png?resizew=292)
(1)作出
关于
轴对称的
,并写出点
的坐标________;
(2)在
轴上找点
,使得
最小,通过作图作出点
;
(3)直接写出点
的坐标为________.
![](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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://img.xkw.com/dksih/QBM/2020/12/4/2606661954404352/2610191471345664/STEM/314644ec-8ff5-411a-9ac4-a3e1574d554b.png?resizew=292)
(1)作出
![](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/b1241216f3c1cb5e73043dd1037f556d.png)
(2)在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb026064f722ee4bfd7ffd84551306da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
(3)直接写出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8455657dde27aabe6adb7b188e031c11.png)
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解答题-作图题
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【推荐2】如图,在公路l的同侧,有两个居民小区A,B,现需要在公路边建一个液化气站P,要使液化气站到A,B两小区的距离和最短,这个液化气站应建在哪一处?请在图中作出来.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/30/0d79200f-b4a4-40b8-a00f-4d0f95dbd6cf.png?resizew=125)
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解答题-作图题
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【推荐1】如图,在10×10的正方形网格中,每个小正方形的边长都为1,网格中有一个格点△ABC(即三角形的顶点都在格点上).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/5/4951d6c1-d970-4100-b367-9fcab3226f8b.png?resizew=199)
(1)在图中作出△ABC关于直线l对称的△A1B1C1;(要求:A与A1,B与B1,C与C1相对应)并写出A、 B 、C 、A 1、 B1、 C1各顶点的坐标;
(2)在(1)问的结果下,连接BB1,CC1,求四边形BB1C1C的面积.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/12/5/4951d6c1-d970-4100-b367-9fcab3226f8b.png?resizew=199)
(1)在图中作出△ABC关于直线l对称的△A1B1C1;(要求:A与A1,B与B1,C与C1相对应)并写出A、 B 、C 、A 1、 B1、 C1各顶点的坐标;
(2)在(1)问的结果下,连接BB1,CC1,求四边形BB1C1C的面积.
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解答题-问答题
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(0.85)
名校
【推荐2】如图在平面直角坐标系中,
各顶点的坐标分别为:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21640d9f5d69945c4cca4eed4e6b43c5.png)
(1)在图中作
,使
和
关于
轴对称,并写出点
的坐标.
(2)求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/21640d9f5d69945c4cca4eed4e6b43c5.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/11/13/5d84ce21-9e27-4c8a-86d2-31d41950d76b.png?resizew=193)
(1)在图中作
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](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/09c5b9d864b406b04cdbaf4e8972e4eb.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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