Circles in the Coordinate Plane

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Objectives Write equations and graph circles in the coordinate plane.

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Circles in the Coordinate Plane 12.5 Circles in the Coordinate Plane

12.5 – Circles in Coordinate Plane Distance formula You can use this formula to find an equation of a circle with center (h,k) and radius r OR Standard form

12.5 – Circles in Coordinate Plane Write the standard equation of the circle with center (5, -2) and radius 7.

12.5 – Circles in Coordinate Plane Write the standard equation of the circle with center (1, -3) that passes through the point (2, 2)

12.5 – Circles in Coordinate Plane Find the center AND radius of the circle with equation (x - 7) + (y + 2) = 64 2 2