Matemática 7 - Triângulo retângulo - II

Synopsis: In this program the presenter starts talking about the importance of learning mathematics and how to study this discipline. Then the teacher gives a lesson on Sundays the triangle, their characteristics, their trigonometric relationships and the Pythagorean Theorem. The teacher also solves a problem involving this triangle. (Section 2.2)
Source: Daily Life Education.
URL: http://www.educadores.diaadia.pr.gov.br/modules/video/showVideo.php?video=14143