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Monday, 10 October 2011


GeoGebra Dynamic worksheet


Sum of angles of a triangle






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GeoGebra Dynamic worksheet


Sum of angles in quadrilateral








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GeoGebra Dynamic worksheet


Sum of angles in Pentagon








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GeoGebra Dynamic worksheet


Sum of angles in Hexagon






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GeoGebra Dynamic worksheet




Sum of angles in Heptagon




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GeoGebra Dynamic worksheet
sum of angles of octagon




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