circle

Related Questions

• The equation of the tangent to the circle ${{x}^{2}}+{{y}^{2}}-2x-4y-4=0$ which is perpendicular to $3x-4y-1=0$ , is

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• Tangents AB and AC are drawn from the point $A(0,\,1)$ to the circle ${{x}^{2}}+{{y}^{2}}-2x+4y+1=0$ . Equation of the circle through A, B and C is

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• 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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• The equations of the normals to the circle ${{x}^{2}}+{{y}^{2}}-8x-2y+12=0$ at the points whose ordinate is –1, will be

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• The number of circle having radius 5 and passing through the points (– 2, 0) and (4, 0) is

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