circle

Related Questions

• The radius of a circle which touches y-axis at (0,3) and cuts intercept of 8 units with x-axis, is

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• Give the number of common tangents to circle ${{x}^{2}}+{{y}^{2}}+2x+8y-23=0$ and ${{x}^{2}}+{{y}^{2}}-4x-10y+9=0$

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• The locus of the middle points of those chords of the circle ${{x}^{2}}+{{y}^{2}}=4$ which subtend a right angle at the origin is

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• The equation of a circle passing through the point (4, 5) and having the centre at (2, 2) is

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• The equation of the chord of the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ having $({{x}_{1}},{{y}_{1}})$ as its mid-point is

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