circle

Related Questions

• The equation of the diameter of the circle ${{x}^{2}}+{{y}^{2}}+2x-4y-11=0$ which bisects the chords intercepted on the line $2x-y+3=0$ is

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• If the equation of the tangent to the circle ${{x}^{2}}+{{y}^{2}}-2x+6y-6=0$ parallel to $3x-4y+7=0$ is $3x-4y+k=0$ , then the values of k are

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• Length of the tangent from $({{x}_{1}},{{y}_{1}})$ to the circle ${{x}^{2}}+{{y}^{2}}+2gx+2fy+c=0$ is

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• If the radius of the circle ${{x}^{2}}+{{y}^{2}}$ $-18x+12y+k=0$ be 11, then $k=$

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• The equation of the tangent to the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ which makes a triangle of area ${{a}^{2}}$ with the co-ordinate axes, is

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