已知点
的坐标为
,且点
在
轴上,则点
的坐标是_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fe167b79e6d90d2651e31b9ddbe6b723.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dad2a36927223bd70f426ba06aea4b45.png)
更新时间:2019-09-12 17:13:03
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真题
【推荐1】如图,在平面直角坐标系中,点A,B,C的坐标分别为(1,0),(0,1),(﹣1,0).一个电动玩具从坐标原点O出发,第一次跳跃到点P1.使得点P1与点O关于点A成中心对称;第二次跳跃到点P2,使得点P2与点P1关于点B成中心对称;第三次跳跃到点P3,使得点P3与点P2关于点C成中心对称;第四次跳跃到点P4,使得点P4与点P3关于点A成中心对称;第五次跳跃到点P5,使得点P5与点P4关于点B成中心对称;…照此规律重复下去,则点P2013的坐标为_____ .
![](https://img.xkw.com/dksih/QBM/2013/9/25/1573686842523648/1573686848208896/STEM/c91d42b60b5244cfbc2fccd5e80ff84f.png?resizew=152)
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【推荐2】在如图所示的平面直角坐标系内,四边形
是边长为
的正方形,分别取
边的中点
,连结
,得到第一个四边形
;再分别取
边的中点
,连结
得到第二个四边形
;再分别取
边的中点
连结
,得到第三个四边
,……,按这种方法做下去,则第
个四边形
中的顶点
的坐标为________________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9ab158dd9e96abcae0f115f54fa66c5b.png)
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【推荐1】如图,是山西省行政区域分布图,图中
(运城市)用坐标表示为
,
(大同市)用坐标表示为
,那么
(太原市)用坐标表示为______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
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【推荐2】如图,有
,
,
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点用
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点用
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