circle

Related Questions

• The equation of circle which touches the axes of coordinates and the line $\frac{x}{3}+\frac{y}{4}=1$ and whose centre lies in the first quadrant is ${{x}^{2}}+{{y}^{2}}-2cx-2cy+{{c}^{2}}=0$ , where c is

  ---

• If the circle ${{(x-h)}^{2}}+{{(y-k)}^{2}}={{r}^{2}}$ touches the curve $y={{x}^{2}}+1$ at a point (1, 2), then the possible locations of the points (h, k) are given by

  ---

• At which point on y-axis the line $x=0$ is a tangent to circle ${{x}^{2}}+{{y}^{2}}-2x-6y+9=0$

  ---

• The equation of the circle whose centre is (1, –3) and which touches the line $2x-y-4=0$ is

  ---

• Centre of circle $(x-{{x}_{1}})(x-{{x}_{2}})$ $+(y-{{y}_{1}})(y-{{y}_{2}})$ $=0$ is

  ---