" Let "x^(2)+y^(2)-4x-2y-11=0" be a circle.A pair of tangents from point "P(4,5)" with a pair of radil form a quadniateral of area "

Let C: x ^(2) + y^(2)- 4x - 2y - 11=0 be a circle . A pair of tangents from the point (4,5) with a pair of radii form quadrilateral whose area is

The pair of tangents from (2,1) to the circle x^(2)+y^(2)=4 is

The pair of tangents from (2,1) to the circle x^(2)+y^(2)=4 is

The pair of tangents from (2,1) to the circle x^(2)+y^(2)=4 is

If the pair of tangents are drawn from the point (4,5) to the circle x^(2)+y^(2)-4x-2y-11=0 , then (i) Find the length of chord of contact. (ii) Find the area of the triangle fromed by a pair of tangents and their chord of contact. (iii) Find the angle between the pair of tangents.

If the pair of tangents are drawn from the point (4,5) to the circle x^(2)+y^(2)-4x-2y-11=0 , then (i) Find the length of chord of contact. (ii) Find the area of the triangle fromed by a pair of tangents and their chord of contact. (iii) Find the angle between the pair of tangents.

The pair of tangents from origin to x^(2)+y^(2)+4x+2y-3=0 is

The pair of tangents from origin to the circle x^(2)+y^(2)+4x+2y+3=0 is