circle

Related Questions

• A circle touches the x-axis and also touches the circle with centre at (0, 3) and radius 2. The locus of the centre of the circle is

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• The equation of director circle of the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}},$ is

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• $a{{x}^{2}}+2{{y}^{2}}+2bxy+2x-y+c=0$ represents a circle through the origin, if

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• The equations of the tangents to the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ parallel to the line $\sqrt{3}x+y+3=0$ are

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• The area of a circle whose centre is (h, k) and radius a is

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