circle

Related Questions

• Which of the following lines is a tangent to the circle ${{x}^{2}}+{{y}^{2}}=25$ for all values of m

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• The lines $2x-3y=5$ and $3x-4y=7$ are the diameters of a circle of area 154 square units. The equation of the circle is

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• The condition of the curves $a{{x}^{2}}+b{{y}^{2}}=1$ and $a'{{x}^{2}}+b'{{y}^{2}}=1$ to intersect each other orthogonally, is

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• Circles are drawn through the point (2, 0) to cut intercept of length 5 units on the x-axis. If their centres lie in the first quadrant, then their equation is

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• If the line y $\cos \alpha =x\sin \alpha +a\cos \alpha $ be a tangent to the circle ${{x}^{2}}+{{y}^{2}}={{a}^{2}}$ , then

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