0.2m X 0.2m =0.04m(4cm)
20cm X 20cm=400cm(4m)
Why they are different??
Their answers should be same!!
Please tell me WHY the answer will be that???
收錄日期: 2021-04-13 01:02:49
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070811000051KK01385