circle

Related Questions

• Equation of radical axis of the circles ${{x}^{2}}+{{y}^{2}}-3x-4y+5=0$ , $2{{x}^{2}}+2{{y}^{2}}-10x$ $-12y+12=0$ is

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• A point inside the circle ${{x}^{2}}+{{y}^{2}}+3x-3y+2=0$ is

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• The equation of the tangents to the circle ${{x}^{2}}+{{y}^{2}}+4x-4y+4=0$ which make equal intercepts on the positive coordinate axes is given by

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• The equation of the common chord of the circles ${{(x-a)}^{2}}+{{(y-b)}^{2}}={{c}^{2}}$ and ${{(x-b)}^{2}}+{{(y-a)}^{2}}={{c}^{2}}$ is

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• If the lines $3x-4y+4=0$ and $6x-8y-7=0$ are tangents to a circle, then the radius of the circle is

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