题型:解答题-问答题
难度:0.85
引用次数:38
题号:22761675
已知点
,解答下列问题:
(1)若点A在x轴上,求点A的坐标.
(2)若点B的坐标为
,且
轴,求点A的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f9c5b081b9caca4cad186b8fce26dd2c.png)
(1)若点A在x轴上,求点A的坐标.
(2)若点B的坐标为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e0b78171a4d834a3c1fd9a484bd2e2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f614a3aa0923fbbc1069de0e1d911a46.png)
23-24七年级下·山西运城·期中 查看更多[1]
(已下线)山西省运城市盐湖区2023-2024学年七年级下学期期中数学试题
更新时间:2024-05-10 22:42:06
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【知识点】 坐标与图形
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解答题-作图题
|
较易
(0.85)
【推荐1】如图,在平面直角坐标系中,三角形
的顶点都在网格点上,平移三角形
,使点
与坐标原点
重合.
,并写出
,
的坐标;
(2)求三角形
的面积;
(3)若
边上一点
经过上述平移后的对应点为
,用含
,
的式子表示点
的坐标.
![](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/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1dde8112e8eb968fd042418dd632759e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f99611740ec266f77e6cf19aa1f942b6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a18722354086c42e62334983fc50eb6a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b1241216f3c1cb5e73043dd1037f556d.png)
(2)求三角形
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f99611740ec266f77e6cf19aa1f942b6.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b21872d8f6a518e0a2993ccf7a795ed2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/762bfc20a2da28b3c59225851ea40036.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/762bfc20a2da28b3c59225851ea40036.png)
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解答题-作图题
|
较易
(0.85)
【推荐2】
在直角坐标系中的位置如图,其中C点的坐标是
.
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/3/9128a3e0-361d-4fad-a8a3-3be4997458e9.png?resizew=241)
(1)若
与
关于y轴对称,请作出
;
(2)求
的周长.
(3)已知D点坐标
,求
的面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/455ba3d3e46977fcbe5b71f8bb9df4be.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2023/2/3/9128a3e0-361d-4fad-a8a3-3be4997458e9.png?resizew=241)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4310db23fc79936c7182361e652bab1a.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
(3)已知D点坐标
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/74b7667904a57e4e882714b69b0dbb59.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d4686f39b38d5b90309ee73ed89a0640.png)
您最近一年使用:0次