/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: railtongaia https://cdn.slidesharecdn.com/profile-photo-railtongaia-48x48.jpg?cb=1523456870 Sou Profº de Matemática,mora em Abatetetuba-Pa