ChaseDream
标题:
圆和正方形
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作者:
alexuwang
时间:
2009-4-18 23:35
标题:
圆和正方形
circular round a square,the
面积
of the square is 154 ,
问这个
round
的大约长度,
一一一一一:
选了
77
答案应该小月77
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