Answer the following:Find the centre and radius of the circle `x=3-4sintheta`and`y=2-4costheta`

Find the centre and radius of the circle x^2+y^2=25

Answer the following:Find the centre and radius of the circle x^2+y^2-x+2y-3=0

The centre and radius of the circle 2x^2+2y^2-x=0

Find the centre and radius of the circle (x-5)^2+(y-3)^2=20

Solve the following:findthe centre and radius of the circle x^2+y^2+6x-10y-2=0

Answer the following: Find the equation of tangent to the circle x=5costheta and y=5sintheta at the point theta=pi/3 on it.

Solve the following:Find the centre and radius of the circle passing through the points (2,0),(6,0) and (4,2).

Find the centre and radius of the circle (x-1/2)^2+(y-1/3)^2=1/36

Answer the following:Find the equations of the tangents to the circle x^2+y^2=4 which are parallel to the line 3x+2y-1=0

Centre of the circle (x+3)^2+(y-4)^2=5 is