peter has wire which is 40cm long .he wants to bend it into a shape such that it encloses a maximum area .would you help peter to find the ideal shape he wants?
吾系好明條題目講乜
詳解比我聽
and點做及點計
收錄日期: 2021-04-13 15:56:56
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https://hk.answers.yahoo.com/question/index?qid=20080812000051KK01290