Comprovação do Teorema de Pitágoras usando semelhança de triângulos

More free lessons at: http://pt.khanacademy.org/video?v=ob5... This video presents the proof of the Pythagorean Theorem using similar triangles. Title: Pythagorean Theorem Proof Using Similarity Original URL: https://www.khanacademy.org/math/geom... Learn more at: http://www.fundacaolemann.org.br/khan...