Triangel

Originally posted by playbr2 at 2008-1-18 12:21 AM:
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chong2002

慘慘...f5 既maths 還返晒俾老師

155220

Originally posted by chong2002 at 2008-1-19 10:01:
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0 l/ s: ]0 o0 G/ A1 {原來是f.5的數學,我想graphic method可能可以做到,條線應該係一條curve.