circle

Related Questions

• A circle touches x-axis and cuts off a chord of length 2l from y-axis. The locus of the centre of the circle is

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• The locus of a point which moves so that the ratio of the length of the tangents to the circles ${{x}^{2}}+{{y}^{2}}+4x+3=0$ and ${{x}^{2}}+{{y}^{2}}-6x+5=0$ is $2:3$ is

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• If the line $y=mx+c$ be a tangent to the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ , then the point of contact is

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• One of the limit point of the coaxial system of circles containing ${{x}^{2}}+{{y}^{2}}-6x-6y+4=0$ , ${{x}^{2}}+{{y}^{2}}-2x$ $-4y+3=0$ is

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• Equation of the circle which touches the lines $x=0,\ y=0$ and $3x+4y=4$ is

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