AberPungo
2025-07-10T14:51:18+00:00
小学数学[s:pst:美味]
[img]https://img.nga.178.com/attachments/mon_202507/15/-4qiozQ965i-8fo3K1hT3cSsg-fz.jpg[/img]
揭晓答案，重点在AMF这个三角形上AM2=AF2+FM2，AM是半径 [img]https://img.nga.178.com/attachments/mon_202507/15/-4qiozQrbz5-8hfKlT3cSl9-iq.jpg[/img]
[quote][pid=832036967,44616856,1]Reply[/pid] Post by [uid=91119]pebble[/uid] (2025-07-15 23:00):
不就是直径8的半圆？[/quote]下一位
[quote][pid=832036967,44616856,1]Reply[/pid] Post by [uid=91119]pebble[/uid] (2025-07-15 23:00):
不就是直径8的半圆？[/quote]直径你可以斜一点的
[quote][pid=832037047,44616856,1]Reply[/pid] Post by [uid=64831464]山兔不是-兔[/uid] (2025-07-15 23:01):
勾股定理结束了[/quote]很遗憾你被淘汰了，有请下一位男嘉宾
[quote][pid=832037183,44616856,1]Reply[/pid] Post by [uid=1238773]忍心随缘[/uid] (2025-07-15 23:02):
周常=4π+8 易错点是忘了加直径？[/quote][s:ac:上]
[quote][pid=832037218,44616856,1]Reply[/pid] Post by [uid=7143940]Zippedzero[/uid] (2025-07-15 23:02):
直径你可以斜一点的[/quote]那不就画到长方形外面了吗？
[quote][pid=832037183,44616856,1]Reply[/pid] Post by [uid=1238773]忍心随缘[/uid] (2025-07-15 23:02):
周常=4π+8 易错点是忘了加直径？[/quote]那我问你为什么宽不是4而是6，tell me why baby
[img]https://img.nga.178.com/attachments/mon_202507/15/-4qiozQ7i87-a6t5ZmT3cShs-28q.jpg[/img]
[quote][pid=832037218,44616856,1]Reply[/pid] Post by [uid=7143940]Zippedzero[/uid] (2025-07-15 23:02):
直径你可以斜一点的[/quote]斜一点就画不满半圆了
[img]https://img.nga.178.com/attachments/mon_202507/15/-4qiozQ965i-19v0K14T1kShs-13i.jpg[/img]
找一个最大半径，然后用直径乘圆周率再对半开加上直径长度就OK了
[quote][pid=832037218,44616856,1]Reply[/pid] Post by [uid=7143940]Zippedzero[/uid] (2025-07-15 23:02):
直径你可以斜一点的[/quote]要不你拿张纸画一下呢？