is a federal republic in southern South America on the border of Bolivia and Paraguay; on the east by Brazil, Uruguay, and the Atlantic Ocean; on the south by the Atlantic Ocean and Chile; and on the west by Chile. The country is the biggest country on the south side and is triangular in shape, with the base in the north and the corner at Punta Dungeness, the southeastern tip of the continent. The length of in a northern to southern direction is about 2,070 mi.. Its biggest width is about 860 mi.. The area of is 1,073,518 sq mi.. It is ....