Circle SandwichPro Problems > Math > Geometry > Analytic Geometry > Circles
A circle is tangent to the lines y = 2x + 1 and 2y = -x + 1. Its center lies on the x - axis. What are the possible equations of the circle?
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The center of a circle lies at the focus of a parabola. The circle is tangent to the parabola's directrix. The circle and the parabola intersect at the points (-7, 6) and (5,6). Find all possible centers of the circle.
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