circle

Related Questions

• If the length of tangent drawn from the point (5, 3) to the circle ${{x}^{2}}+{{y}^{2}}+2x+ky+17=0$ be 7, then $k =$

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• The equation of the tangent to the circle ${{x}^{2}}+{{y}^{2}}={{r}^{2}}$ at $(a,b)$ is $ax+by-\lambda =0$ , where $\lambda $ is

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• The length of tangent from the point (5, 1) to the circle ${{x}^{2}}+{{y}^{2}}+6x-4y-3=0$ , is

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• The length of the chord joining the points in which the straight line $\frac{x}{3}+\frac{y}{4}=1$ cuts the circle ${{x}^{2}}+{{y}^{2}}=\frac{169}{25}$ is

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• The radical axis of the pair of circle ${{x}^{2}}+{{y}^{2}}=144$ and ${{x}^{2}}+{{y}^{2}}-15x+12y=0$ is

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