圖片參考：http://hk.geocities.com/stevieg_1023/0pm1979.gif
更新1:
http://hk.geocities.com/stevieg_1023/0pm1979.gif
PM 1979 --- Geometry
回答 (1)
2008-11-13 12:12 am
✔ 最佳答案
圖片參考：http://i117.photobucket.com/albums/o61/billy_hywung/Nov08/Crazycoord1.jpg
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參考: My Maths knowledge
收錄日期: 2021-04-22 00:33:30
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20081112000051KK00306