Khan/khan-exercises — pull request #25941 by spicyj (2012-07-12 08:09:09+00:00)
Title: Here are some polygons

(Unfinished. I was bored and made some polygons. Perhaps of interest to @mwittels or @beneater.)

http://sandcastle.khanacademy.org/media/castles/spicyj:translations/exercises/translation_of_points_and_polygons.html