• Atividades práticas para o ensino do conceito de tangente no 9° ano 

      Cruzado, Fábio Leandro (Universidade Federal de São Carlos, UFSCar, Programa de Mestrado Profissional em Matemática em Rede Nacional - PROFMAT, Câmpus São Carlos, 02/09/2016)
      We introduce some geometric experiments to the students, and particularly the handling of right-angled triangles, with the clear purpose of inserting, firming and emphasizing the importance, historical and practical, of ...
    • Descobrindo as razões trigonométricas no triângulo retângulo 

      Oliveira, Henrique (Universidade Federal de São Carlos, UFSCar, Programa de Mestrado Profissional em Matemática em Rede Nacional - PROFMAT, , 23/03/2013)
      One of the important consequences of trigonometry is the ratio that exists between sides of similar triangles. Such reason appears frequently in many everyday problems and can be quite explored in the classroom. The aim ...
    • As razões trigonométricas no triângulo retângulo e as rampas de acesso 

      Arantes, Priscila Paschoali Crivelenti Vilela (Universidade Federal de São Carlos, UFSCar, Programa de Mestrado Profissional em Matemática em Rede Nacional - PROFMAT, , 23/03/2013)
      This work is a math lesson on the triangle trigonometric ratios, using analysis of access ramps for people with special needs mobility. The mathematical content designed to be taught in grade 8/9 years of elementary school, ...