Khan/khan-exercises — pull request #100222 by petercollingridge (2013-10-29 16:33:05+00:00)
Title: Constructions 2

Using a compass and straightedge to construct inscribed polygons.
Validator only checks for the inscribed shape, not for any construction methods.

For Trello card: https://trello.com/c/3ZexLv7n/391-compass-constructions-2