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The equation of a circle with origin as ...

The equation of a circle with origin as centre and passing through the vertices of an equilateral triangle whose median is of length 3a is:

A

`x^2+y^2=9a^2`

B

`x^2+y^2=16a^2`

C

`x^2+y^2=4a^2`

D

`x^2+y^2=a^2`

Text Solution

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The correct Answer is:
C
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MODERN PUBLICATION-CIRCLES AND SYSTEMS OF CIRCLES -MCQs LEVEL - II
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