Con el siguiente applets deduciremos las coordenadas del punto medio de un segmento dadas las coordenadas de los extremos del mismo

[img]data:image/png;base64,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[/img] [img]data:image/png;base64,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[/img][br][br]A partir de la observación de las tablas, escribe con tus palabras como obtener las coordenadas del punto medio a partir de las coordenadas de los extremos. [br]Si es necesario, vuelve al archivo de GeoGebra y mueve los puntos A y B.[br][br]