Coordinate Geometry Question
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A circle with an area of 169π is tangent to the y-axis and intersects the x-axis at (8,0) and at (18,0). What are the coordinates of the center of the circle, if it is located in the first quadrant? Round the answer to one decimal place, if necessary.
- (8,13)
- (13,12)
- (13,7.7)
- (13,20)