circle

Related Questions

• The equations of the tangents to the circle ${{x}^{2}}+{{y}^{2}}=13$ at the points whose abscissa is 2, are

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• From three non- collinear points we can draw

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• If the line $x-2y=k$ cuts off a chord of length 2 from the circle ${{x}^{2}}+{{y}^{2}}=3$ , then $k =$

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• The line $x\cos \alpha +y\sin \alpha =p$ will be a tangent to the circle ${{x}^{2}}+{{y}^{2}}-2ax\cos \alpha -2ay\sin \alpha =0$ , if $p=$

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• The length of tangent from the point (5, 1) to the circle ${{x}^{2}}+{{y}^{2}}+6x-4y-3=0$ , is

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