The parametric equation of the circle `x^(2)+y^(2)=r^(2)` are

Find the parametric equations of the circles x^(2)+y^(2)=16 .

Find the parametric equation of the circles : x^2 +y^2 =9

The parametric equations of the circle x^(2) + y^(2) + mx + my = 0 are

Find the parametric equation of the circle x^(2)+y^(2)+x+sqrt(3)y=0

The parametric point on the circle x^(2)+y^(2)=a^(2) is :

x ^(2) +y ^(2) =a ^(2) is the standard equation of a circle centred at (0,0) and radius is a. Paramatric Equation to Standard Circle: Parametric Equation for the circle x^(2) +y ^(2) =a ^(2) is x =a cos theta, y =a sin theta. Director Circle: Director circle is the locus of point of intersection of two perpendicular tangents. Two points A (-30^(@)) and B (150^(@)) lies on circle x ^(2) +y ^(2) =9. The point (theta) which moves on a circle such that area of Delta PAB is maximum, is/are

x ^(2) +y ^(2) =a ^(2) is the standard equation of a circle centred at (0,0) and radius is a. Paramatric Equation to Standard Circle: Parametric Equation for the circle x^(2) +y ^(2) =a ^(2) is x =a cos theta, y =a sin theta. Director Circle: Director circle is the locus of point of intersection of two perpendicular tangents. A ray of light which comes from (-3,1) travels along a line L and after reflection from the circle x ^(2) +y ^(2) =a ^(2), reficated ray moves along the same line L, then the equation of line L is