Mathematics

Problem

Let A be the centre of the circle

x^2 + y^2 - 2x - 4y - 20 = 0

and B(1, 7) and D(4, -2) are points on the circle then, if tangents be drawn at B and D, which meet at C, then area of quadrilateral ABCD is - (A) 150 (B) 75 (C)

\frac{75}{2}

(D) None of these

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