1.

Area of a circle is 81π and the equations of the normal to the circle are 2y + 3x - 5 = 0 and 2y - 3x + 5 = 0. Find the equation of the circle.

A. (x - \(5\over3\))2 + y2 = 9
B. (x - \(5\over3\))2 + y2 = 81
C. (x + \(5\over3\))2 + y2 = 81
D. (x + \(5\over3\))2 + y2 = 9
Answer» C. (x + \(5\over3\))2 + y2 = 81


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