我上堂時(教緊prism),老師話surface area,咩叫surface area?
仲有 , 圓柱體既volume點搵 ? 係唔係 π x r square (square即2次方) x height ?
如果係,我唔係幾明e條式,唔該解解 , 如果唔係,唔該講條岩既出黎,解釋下
就test啦...唔該教教我!!!
收錄日期: 2021-04-18 22:46:27
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070727000051KK06154