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JEW
Major Member
 

¥[¤J¤é´Á: Aug 2001
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¶ê­±¿n=pi R^2
4*4*3.14*2 = 100.48
6*6*3.14 = 113.04
 
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ÂÂ 2002-08-13, 10:53 PM #2
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