A pair of tangents are drawn from the origin to the circle `x^2+y^2+20(x+y)+20=0` . Then find its equations.

A pair of tangents are drawn from the origin to the circle x^2 + y^2 + 20x +20y + 20 = 0 , The equation of pair of tangent is

The equation of tangents drawn from the origin to the circle x^2+y^2-2rx-2hy+h^2=0

The squared length of the intercept made by the line x=h on the pair of tangents drawn from the origin to the circle x^2+y^2+2gx+2fy+c=0 is

If two perpendicular tangents can be drawn from the origin to the circle x^2-6x+y^2-2p y+17=0 , then the value of |p| is___

find the area of the quadrilateral formed by a pair of tangents from the point (4,5) to the circle x^2 + y^2 -4x -2y-11 = 0 and pair of its radii.

An infinite number of tangents can be drawn from (1,2) to the circle x^2+y^2-2x-4y+lambda=0 . Then find the value of lambda

Let 2 x^2 + y^2 - 3xy = 0 be the equation of pair of tangents drawn from the origin to a circle of radius 3, with center in the first quadrant. If A is the point of contact. Find OA

Tangents are drawn from the origin to the circle x^2+y^2-2h x-2h y+h^2=0,(hgeq0) Statement 1 : Angle between the tangents is pi/2 Statement 2 : The given circle is touching the coordinate axes.

If the length tangent drawn from the point (5, 3) to the circle x^2+y^2+2x+k y+17=0 is 7, then find the value of kdot

A variable chord is drawn through the origin to the circle x^2+y^2-2a x=0 . Find the locus of the center of the circle drawn on this chord as diameter.