3個硬幣 - 拼圖
By Suhail Hany
at 2008-02-18T02:08
at 2008-02-18T02:08
Table of Contents
3個硬幣題目之前
先來說兩個硬幣的題目
這是一個很常見的題目唷~
兩個相同大小的硬幣
一個不動
另一個緊緊靠著他轉一圈
轉完一圈之後
這個硬幣自轉幾度??
答案當然不是360啦~~
因為他會轉兩圈~
(自己實驗看看就知道了~~科科)
接著進入正題
前兩個硬幣條件一樣
第三個硬幣加進來
緊緊靠住第二個硬幣
跟著一起轉一圈
轉完一圈後
第三個硬幣自轉幾度呢???
(會兩個的應該就知道了,可是......)
自己先想想再去做實驗吧~~
--
失意...失落...失戀...
失去的...還回的來嗎 誰能給我答案...
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拼圖
All Comments
By Suhail Hany
at 2008-02-18T15:01
at 2008-02-18T15:01
By Zenobia
at 2008-02-18T16:52
at 2008-02-18T16:52
By Genevieve
at 2008-02-18T20:48
at 2008-02-18T20:48
By Tristan Cohan
at 2008-02-21T19:34
at 2008-02-21T19:34
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