Forgot your password?
Or sign in with one of these services
See all followers
Tuesday at 08:47 PM
February 14
February 1
January 16
January 5
January 4
December 30, 2025
December 26, 2025
December 1, 2025
November 20, 2025
September 18, 2025
See all updates by Ark
anyone wanna teach me disk / washer method??
Daisy
**** man, thats complicated to explain. try youtube maybe
Ark
http://gyazo.com/c3cfca30b5c95663e54c757d6e94b8b2
i have..
Acornlad
its easy. You take a line, take the area underneath it and then rotate it 360 degrees around the axis.