如图,所有正方形的中心均在坐标原点,且各边与x轴或y轴平行,从内到外,它们边长依次为 2,4,6,8,10,…, 顶点…的坐标分别为
,
,
,
,
,
,…,则顶点的坐标
是( )
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-02-21 16:40:52
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【推荐1】如图,在直角坐标系中,
与
是位似图形,各顶点都在格点上,则它们位似中心的坐标是( )
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【推荐2】已知点A的坐标为
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的坐标为( )
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【推荐1】在平面直角坐标系中,对于点
,我们把点
叫做点P伴随点,已知点
的伴随点为
,点
的伴随点为
,点
的伴随点为
,…,这样依次得到点
,
,
,…,
,…若点
的坐标为
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【推荐2】如图,在平面直角坐标系
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,第3次运动到点
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【推荐1】坐标平面上有一点A,且点A到x轴的距离为3,A点到y轴的距离恰为到x轴距离的3倍.若A点在第二象限,则A点坐标为( )
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【推荐2】第三象限内的点P到x轴的距离是7,那么点P的坐标可以是( )
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