GloryMain
2021-05-05T03:15:38+00:00
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qsxo1-4mp3K2cT3cSsg-lc.jpg.medium.jpg[/img]
第9题怎么做
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qti77-2rrfKwT3cSlc-sg.jpg.medium.jpg[/img]
??？
八芒星[s:a2:doge]我之前看到一题是用麻将拼正方形，答案是四个麻将旋转对称[s:a2:自戳双目]
搭2个正方形，重叠放，然后其中一个旋转45度。好了[s:ac:茶]
[quote][pid=514486966,26677040,1]Reply[/pid] Post by [uid=1135767]荒泽野[/uid] (2021-05-09 11:30):
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qti77-2rrfKwT3cSlc-sg.jpg.medium.jpg[/img]
??？[/quote]你这都8个三角形了，太多了。[s:ac:哭笑]
[quote][pid=514486966,26677040,1]Reply[/pid] Post by [uid=1135767]荒泽野[/uid] (2021-05-09 11:30):
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qti77-2rrfKwT3cSlc-sg.jpg.medium.jpg[/img]
??？[/quote]你这都8个三角形了
那么问题来了，第十题怎么做？两个方程三个未知数[s:ac:哭笑]
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qcqxk-3t63K11T1kShs-10x.jpg.medium.jpg[/img]这样吧
两个正方形完全重叠，然后一个正方形以随便一个顶点旋转随便一个角度[s:ac:晕]
[quote][pid=514488430,26677040,1]Reply[/pid] Post by [uid=60134297]_KKK[/uid] (2021-05-09 11:36):
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qcqxk-3t63K11T1kShs-10x.jpg.medium.jpg[/img]这样吧[/quote]这就需要撅折四根火柴了吧[s:ac:呆]
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qtil5-b98iK1gT1kShs-11j.jpg.thumb.jpg[/img]
zsbd
这样可以吗？
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qcqxl-aocnXaZ2xT3cSqo-zk.jpg.medium.jpg[/img]
[quote][pid=514488817,26677040,1]Reply[/pid] Post by [uid=36364699]搞不好是玉米粉[/uid] (2021-05-09 11:38):
这就需要撅折四根火柴了吧[s:ac:呆][/quote]短的火柴也是火柴嘛不是[s:a2:doge]
[quote][pid=514487703,26677040,1]Reply[/pid] Post by [uid=982837]huyl1227[/uid] (2021-05-09 11:33):
你这都8个三角形了，太多了。[s:ac:哭笑][/quote]还好不是说的这是牙签，不是火柴……
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qcqxl-rmXbZ34T3cSqo-zk.jpg.medium.jpg[/img]
[quote][pid=514487934,26677040,1]Reply[/pid] Post by [uid=62704803]好多坑弟弟呢[/uid] (2021-05-09 11:34):
你这都8个三角形了[/quote]那把外面的塞进去就少4个三角形
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Q8h9x-5npnK1oT3cSlc-sg.jpg.medium.jpg[/img]
这样行吗，献丑了
[quote][pid=514489151,26677040,1]Reply[/pid] Post by [uid=60356782]花的孩子雨与雪[/uid] (2021-05-09 11:39):
这样可以吗？
[img]https://img.nga.178.com/attachments/mon_202105/09/-7Qcqxl-aocnXaZ2xT3cSqo-zk.jpg.medium.jpg[/img][/quote]牛逼 估计老师都想不到可以这样