• Descobrindo o número PI 

      Keller, Flávia Adolf Lutz (Universidade Federal de São Carlos, UFSCar, Programa de Mestrado Profissional em Matemática em Rede Nacional - PROFMAT, , 24/08/2013)
      The value of the circumference s length divided by its diameter has a result a constant named PI; This value is known since ancient times by the Greeks and Egyptians, but only in current history this constant has been ...
    • Figuras circulares: uma atividade envolvendo perímetro e área do círculo 

      Luzetti, Fabiano Donizeti da Silva (Universidade Federal de São Carlos, UFSCar, Programa de Mestrado Profissional em Matemática em Rede Nacional - PROFMAT, , 15/04/2013)
      This study aims to report the results of a didactic and pedagogic research that uses a sequence of experimental and investigative work for the metric relations involving perimeter and area of a circle, a topic of extreme ...