ángulo exterior a una circunferencia

ángulo inscrito en una circunferencia

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Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4.2 (or later) is installed and activated. (click here to install Java now)

ángulo interior a una circunferencia

Sorry, the GeoGebra Applet could not be started. Please make sure that Java 1.4.2 (or later) is installed and activated. (click here to install Java now)

Creado con GeoGebra