circle

Related Questions

• The equation of circle whose diameter is the line joining the points (–4, 3) and (12, –1) is

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• The pole of the line $2x+3y=4$ w.r.t circle ${{x}^{2}}+{{y}^{2}}=64$ is

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• The lengths of tangents from a fixed point to three circles of coaxial system are ${{t}_{1}},{{t}_{2}},{{t}_{3}}$ and if P, Q and R be the centres, then $QRt_{1}^{2}+RPt_{2}^{2}+PQt_{3}^{2}$ is equal to

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• The limit of the perimeter of the regular n-gons inscribed in a circle of radius R as $n\to \infty $ is

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• The number of common tangents to the circles ${{x}^{2}}+{{y}^{2}}-4x-6y-12=0$ and${{x}^{2}}+{{y}^{2}}+6x+18y+26=0$ is

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