Help us caption and translate this video on Amara.org: http://www.amara.org/en/v/B2vy/ Esercizi: http://www.khanacademy.org/exercise/pythagorean_theorem_1 Traduzione in Italiano del video Pythagorean Theorem II http://www.youtube.com/watch?feature=player_embedded&v=nMhJLn5ives http://www.khanacademy.org/video/pythagorean-theorem-ii?playlist=Geometry Help us caption & translate this video! http://amara.org/v/B2vy/