刚画个图,原帖就被封了,将就看看吧

joyul-avatar

joyul

2020-04-13T07:05:01+00:00

[img]https://img.nga.178.com/attachments/mon_202004/21/-7Q5-etvgZgT3cSkz-c5.jpg.medium.jpg[/img]
原题是这样的,求周长
[img]https://img.nga.178.com/attachments/mon_202004/21/-7Q5-pxaK2mT1kSh8-9v.jpg.medium.jpg[/img]
ChanelBandit-avatar

ChanelBandit

[img]https://img.nga.178.com/attachments/mon_202004/21/-7Q5-4dlwK1cT3cSlc-sg.jpg.medium.jpg[/img]
GuapoSticks-avatar

GuapoSticks

[quote][pid=415246421,21393753,1]Reply[/pid] Post by [uid=39130453]乌伊法鲁尔[/uid] (2020-04-21 15:08):

[img]https://img.nga.178.com/attachments/mon_202004/21/-7Q5-4dlwK1cT3cSlc-sg.jpg.medium.jpg[/img][/quote]编辑吗的又看错了
₳₦₳-avatar

₳₦₳

周长就是4000啊
中间那段变量不影响周长的
FairEnder-avatar

FairEnder

天天发这个题有什么意思.....
SpiffySmacks-avatar

SpiffySmacks

答案4000,用CAD算下周长就知道了
yay-avatar

yay

还有人脑子转不过来吗[s:ac:喷]就是40啊