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The width of the circular base of a windmill in the Netherlands is 12.5 meters (m). To move the windmill so that the blades can catch the wind there is a circle of stones used to anchor the windmill as it turns. The circle of rocks is at a distance of 1.5 meters from the base of the windmill. The equation of the circle that represents the rocks is x²+y²=49. Which circle is the best representation of the circle that models the circle of rocks?