Find a, b, c, d, e, f:
圖片參考：http://imgcld.yimg.com/8/n/HA06399860/o/701103190132813873392230.jpg
An interesting Maths question
2011-03-20 5:14 am
回答 (1)
2011-03-20 5:37 am
✔ 最佳答案
As follows:圖片參考：http://i707.photobucket.com/albums/ww74/stevieg90/ScreenHunter_02Mar192136.gif
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20110319000051KK01328