Help us caption and translate this video on Amara.org: http://www.amara.org/en/v/B2vt/ Esercizi: http://www.khanacademy.org/exercise/angles_1 Traduzione in Italiano del video Angle Game (part 2) http://www.youtube.com/watch?feature=player_embedded&v=ko-cYG3d6ec http://www.khanacademy.org/video/angle-game--part-2?playlist=Geometry