WBJEE 2018 Math Solved Paper

Question : 51 of 75

Marks: +1, -0

Let A be the centre of the circle x2+y2–2x–4y–20=0. Let B(1, 7) and D(4, – 2) be two points on the circle such that tangents at B and D meet at C. The area of the quadrilateral ABCD is