解答以下問題&翻譯:
Which of the following angles cannot be constructed by a pair of compasses and a ruler?
A.22.5° B.33° C.45° D.60°
thz=]
收錄日期: 2021-04-13 13:56:20
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20070716000051KK05664