9:12 play_arrow tronchoyponcho_expresionesalgebraic tecpatl visibility 6 schedule acum 15 ani favorite
4:56 play_arrow Mediatrices de un triángulo (punto notable de un triángulo) tecpatl visibility 394 schedule acum 15 ani favorite
8:34 play_arrow proporcionalidad_directaoinversa1-1 tecpatl visibility 15 schedule acum 15 ani favorite
5:02 play_arrow proporcionalidad_directaoinversa1-2 tecpatl visibility 20 schedule acum 15 ani favorite