circle

Related Questions

• A circle is given by ${{x}^{2}}+{{y}^{2}}-6x+8y-11=0$ and there are two points (0, 0) and (1, 8). These points lie

  ---

• The locus of the centre of circle which cuts the circles ${{x}^{2}}+{{y}^{2}}+4x-6y+9=0$ and ${{x}^{2}}+{{y}^{2}}-4x+6y+4=0$ orthogonally is

  ---

• The equation of the circle which passes through the origin, has its centre on the line $x+y=4$ and cuts the circle ${{x}^{2}}+{{y}^{2}}-4x+2y+4=0$ orthogonally, is

  ---

• The equation of the circle whose radius is 5 and which touches the circle ${{x}^{2}}+{{y}^{2}}-2x-4y-20=0$ externally at the point (5, 5), is

  ---

• A circle has radius 3 units and its centre lies on the line $y=x-1$ . Then the equation of this circle if it passes through point (7, 3), is

  ---