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如图所示,小华从一个圆形场地的A点出发,沿着与半径OA夹角为α的方向行走,走到场...
如图所示,小华从一个圆形场地的A点出发,沿着与半径OA夹角为α的方向行走,走到场地边缘B后,再沿着与半径OB夹角为α的方向折向行走.按照这种方式,小华第五次走到场地边缘时处于弧AB上,此时∠AOE=56°,则α的度数是( )
![manfen5.com 满分网](http://img.manfen5.com/res/CZSX/web/STSource/20131103102433580812575/SYS201311031024335808125012_ST/images0.png)
A.52°
B.60°
C.72°
D.76°
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