佢係兩條線加埋中間搵個隻角~不過佢係立x
點解可以當佢係3 角形用畢氏定理既
可唔可以有d例子參考下同教導下我
=.= 多多指教
因為mc成日都出.我次次都唔識做.....thz!
收錄日期: 2021-04-13 16:09:55
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070221000051KK01003