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如图,在直角坐标系中,将矩形OABC沿OB对折,使点A落在A1处,已知OA=,A...
如图,在直角坐标系中,将矩形OABC沿OB对折,使点A落在A
1处,已知OA=
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101194107837119053/SYS201311011941078371190009_ST/0.png)
,AB=1,则点A
1的坐标是( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131101194107837119053/SYS201311011941078371190009_ST/images1.png)
A.(
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)
B.(
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)
C.(
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)
D.(
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)
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