Joshua Garien Profile Topics Started Replies Created Engagements Favorites Search replies: Forum Replies Created Viewing 1 post (of 1 total) Author Posts April 26, 2014 at 3:58 pm in reply to: Prove that all circles are similar #3034 Joshua GarienMember Take a look at this site. http://learnzillion.com/lessonsets/427-prove-that-all-circles-are-similar Author Posts Viewing 1 post (of 1 total)