circle

Related Questions

• If the circle ${{x}^{2}}+{{y}^{2}}+2gx+2fy+c=0$ touches x-axis, then

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• The equation of the circle whose diameters have the end points (a, 0) (0, b) is given by

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• ABC is a triangle in which angle C is a right angle. If the coordinates of A and B be (–3, 4) and (3, –4) respectively, then the equation of the circumcircle of triangle ABC is

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• The number of common tangents to two circles ${{x}^{2}}+{{y}^{2}}=4$ and ${{x}^{2}}-{{y}^{2}}-8x+12=0$ is

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• The equation of the circumcircle of the triangle formed by the lines $y+\sqrt{3}x=6,\ y-\sqrt{3}x=6,$ and $y=0$ , is

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