急急急急...旋轉對稱圖但5係反射對稱...

2009-03-19 4:24 am
找旋轉對稱圖但5係反射對稱...
更新1:

我要圖

回答 (4)

2009-03-19 5:14 am
納粹的標誌 卍
佛教的萬字 卐
2009-03-19 5:14 am
The letter S is 2-folded rotational symmetry and no reflection symmetry.
2009-03-19 4:32 am
找一面鏡子到所定地方,那就可以解答倒你問題


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