如图,
中任意一点
平移后的对应点为
.
是
经过平移得到的,
![](https://img.xkw.com/dksih/QBM/2022/4/22/2963669874335744/3060658537512960/STEM/5e3ed5f310e24cbb901f7e5ec1b90628.png?resizew=310)
(1)分别写出点
,
,
的坐标;并画出平移后的图形
(2)求
的面积
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/84bd36d19352628cb54c214436ee3322.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1af190fbdf3590b0fc6499ac455f63d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://img.xkw.com/dksih/QBM/2022/4/22/2963669874335744/3060658537512960/STEM/5e3ed5f310e24cbb901f7e5ec1b90628.png?resizew=310)
(1)分别写出点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e7c314398e26ffc7164b82946eeb4273.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3953cec61ac602ce5eb59b7912352179.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4c8a9c4957431681ddfc77895a88508.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8ee6e1d480ece7117e1f87ebf4bbeea.png)
更新时间:2022-09-06 15:48:38
|
相似题推荐
解答题-问答题
|
适中
(0.65)
【推荐1】如图,已知
、
、![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46aa4df64b8827cfd81e4c91560b4b1b.png)
所在直线的解析式.
(2)求
的面积;
(3)点P在y轴上,当
的面积为6时,请求出点P的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0c21dde2ad1e31c337bfb78c810ccb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/266c42a10c13c00114ae371b2d9f728d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46aa4df64b8827cfd81e4c91560b4b1b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0dc5c9827dfd0be5a9c85962d6ccbfb1.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(3)点P在y轴上,当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a855335176fc36a15017f50a8561348.png)
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【推荐2】如图,在直角坐标系中,已知
、
、
三点,其中a、b,c满足关系式
.
(1)求a、b、c的值;
(2)如果在第二象限内有一点
,请用含m的式子表示四边形
的面积;
(3)在(2)的条件下,是否存在点P,使四边形
的面积与
的面积相等?若存在,求出点P的坐标,若不存在,请说明理由?
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d8da179d60dd9ec6ece6de442ae1b06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac3dd1ffa1d71ff9b4165ab7569a4ded.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a20977699343dd24f9b1ce050cfccf0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c33213af1976e039cddeed1b3140a016.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/9/27/abe43a2a-ec45-4df7-8512-a4869425f5a6.png?resizew=164)
(1)求a、b、c的值;
(2)如果在第二象限内有一点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/23d7ae927a0b7a41413ca63b6d36773a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/704d08fe16b2be56a17340ec0342ae8e.png)
(3)在(2)的条件下,是否存在点P,使四边形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/704d08fe16b2be56a17340ec0342ae8e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
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解答题-问答题
|
适中
(0.65)
【推荐3】已知整点(横纵坐标都是整数)
在平面直角坐标系内做“跳马运动”(也就是中国象棋式“日字”型跳跃).例如,在下图中,从点A做一次“跳马运动”可以到点B,但是到不了点C.
![](https://img.xkw.com/dksih/QBM/2022/4/26/2966603872804864/2972151464632320/STEM/2c020add-61d1-4bfe-b816-5dc6dac1c706.png?resizew=121)
设
做一次跳马运动到点
,再做一次跳马运动到点
,再做一次跳马运动到点
,……,如此继续下去
(1)若
,则
可能是下列哪些点__________;
;
;
;
(2)已知点
,
,则点
的坐标为__________;
(3)
为平面上一个定点,则点
、
、
可能与
重合的是__________;
(4)
为平面上一个定点,则线段
长的最小值是__________.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://img.xkw.com/dksih/QBM/2022/4/26/2966603872804864/2972151464632320/STEM/2c020add-61d1-4bfe-b816-5dc6dac1c706.png?resizew=121)
设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b9cb8e6ff801523b0304576cd69fd2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f449cadb49859b80c31ef1f68bfe81b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f4266e55d88908b64f3d90a9ae7abf8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34954ec7b7da17e33086e353bc774672.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95d725494ad76dc0ef160cf05af0f1d9.png)
(2)已知点
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2984eec63b44ec6e47c1aec326cbd041.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54abb3170cb14a4928642de8ff581797.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/797e67927616b141ed7c6b83f8b6f4fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/480e34cd73a8cc44f95ad4f77675f771.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b78d0153ffa722ed5fc893b51ee7bfe2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf9f50605db5d5f8f3a01ee8e474a112.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f16acddf575988324e7085cc51da14c4.png)
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解答题-作图题
|
适中
(0.65)
【推荐1】在下面的方格纸上画
(1)画出三角形绕点C顺时针旋转90度后的图形;
(2)画出圆向右平移5格后的图形;
(3)画出长方形按2:1放大后的图形.
(1)画出三角形绕点C顺时针旋转90度后的图形;
(2)画出圆向右平移5格后的图形;
(3)画出长方形按2:1放大后的图形.
![](https://img.xkw.com/dksih/QBM/2020/9/27/2559048655601664/2563319728766976/STEM/37ae02e14b274335916e3f575e9c3c89.png?resizew=463)
您最近一年使用:0次
解答题-作图题
|
适中
(0.65)
【推荐2】如图,已知平面直角坐标系中,每个小方格的边长都是1,点A(﹣3,2),B(﹣5,1),C(﹣2,0),点P(a,b)是三角形ABC的边AC上任意一点,三角形ABC经过平移后得到三角形
,点P的对应点为
(a+5,b-2).
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/20/c552a2f3-0e17-4b78-a578-a2dd4aaca00b.png?resizew=241)
(1)直接写出
,
,
的坐标;
(2)在图中作出三角形
;
(3)求三角形
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b16cff607cdc2d69afc70dc778acbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2708fa6298e52f617383efc175b71ddc.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/9/20/c552a2f3-0e17-4b78-a578-a2dd4aaca00b.png?resizew=241)
(1)直接写出
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97c01fdc7bc471af0b264a04aef0823e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)在图中作出三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/99b16cff607cdc2d69afc70dc778acbb.png)
(3)求三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3bedfa01b18ebe775b1b92aadf3a7b5c.png)
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