Construye un triángulo cualquiera.[br]1. Selecciona la herramienta polígono [img]data:image/png;base64,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[/img][br]2.- Selecciona punto [img]data:image/png;base64,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[/img] y haz clic en tres posiciones diferentes que serán los vértices A, B, C y haz clic de nuevo en el primer punto A.[br][br]Para sumar la medida de los tres ángulos, selecciona la herramienta ángulo [img]data:image/png;base64,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[/img] y haz clic en el interior del triángulo.[br]Mueve ahora [img]data:image/png;base64,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[/img] los vértices y comprueba que la suma es constante e igual a 180º[br]