circle

Related Questions

• The point (2, 3) is a limiting point of a coaxial system of circles of which ${{x}^{2}}+{{y}^{2}}=9$ is a member. The co-ordinates of the other limiting point is given by

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• The equation of circle which touches the axes of coordinates and the line $\frac{x}{3}+\frac{y}{4}=1$ and whose centre lies in the first quadrant is ${{x}^{2}}+{{y}^{2}}-2cx-2cy+{{c}^{2}}=0$ , where c is

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• If the ratio of the lengths of tangents drawn from the point $(f,g)$ to the given circle ${{x}^{2}}+{{y}^{2}}=6$ and ${{x}^{2}}+{{y}^{2}}+3x+3y=0$ be 2 : 1, then

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• The area of the triangle formed by the tangent at (3, 4) to the circle ${{x}^{2}}+{{y}^{2}}=25$ and the co-ordinate axes is

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• The equation to the tangents to the circle ${{x}^{2}}+{{y}^{2}}=4$ , which are parallel to $x+2y+3=0$ , are

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