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yinji2010

金虫 (正式写手)

[交流] 求助一个数学上的简单翻译,关于画图的

如何表示说“将AB沿CD折叠至EF,”(折叠后就剩下一个小长方形CDEF)
如果只有一条线段,三点顺序为ABC,如何表示“将A折叠至C,”(其中AB的距离等于BC,相当于以B为轴折。)




[ Last edited by yinji2010 on 2010-3-29 at 11:18 ]
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rektor2008

a picture says thousands words.

画图就好啦,不用说的。
The Square is shown as the demostration. The square is folded along the line CD. After the fold, line EF is completely overlapped by Line AB .
The line ABC is folded at the mid-point B.
2楼2010-03-29 12:36:45
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sammi_deng

金虫 (正式写手)

yinji2010(金币+5): 2010-03-29 16:57
Line AB will be folded to the line EF along the line CD, then fold the point
A to the point C.
3楼2010-03-29 12:50:56
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