GEOMETRIA Pi Teorema de Pitàgores Triangles: Circumcentre Triangles: Incentre Triangles: Ortocentre Triangles: Baricentre Triangles: Recta d'Euler Triangles: Exicentres Triangles: Triangle òrtic Rectangle auri Fibonacci Isometries: Translacions Isometries: Simetries Isometries: Girs FIBONACCI Espiral de Fibonacci L'espiral es forma a partir de quadrats de costat els nombre de Fibonacci Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4.2 (or later) is installed and active in your browser (Click here to install Java now)