如果是用邊長直接構造，如何知道它直角邊恰好是在所需要的位置？

來源: wxcfan123 於 2023-11-23 11:38:05 [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.