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Equation of Circle Whose Extremities of a Diameter Given

The equation ...

Question

The equation of the circle which touches both the axes and whose radius is a, is

A

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B

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C

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D

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Solution

The correct option is A

Equation of the circle is $(x - a)^{2} + (y - a)^{2} = a^{2}$
$x^{2} + y^{2} - 2 a x - 2 a y + a^{2} = 0$

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Equation of Circle Whose Extremities of a Diameter Given

Standard XII Mathematics

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