circle

Related Questions

• Locus of the points from which perpendicular tangent can be drawn to the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ , is

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• Centre of circle $(x-{{x}_{1}})(x-{{x}_{2}})$ $+(y-{{y}_{1}})(y-{{y}_{2}})$ $=0$ is

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• The area of the circle whose centre is at (1, 2) and which passes through the point (4, 6) is

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• A circle with radius 12 lies in the first quadrant and touches both the axes, another circle has its centre at (8,9) and radius 7. Which of the following statements is true

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• The centre of the circle $x=-1+2\cos \theta $ , $y=3+2\sin \theta $ , is

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