就取同心的一半邊長的正方形麵積和它的內切圓麵積

來源: 貧論貧論於 2026-01-01 05:44:44 [舊帖] [給我悄悄話] 本文已被閱讀：次

的平均值吧

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