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If the centroid of an equilateral triang...

If the centroid of an equilateral triangle is `(1,1)` and its one vertex is `(-1,2)` then the equation of the circumcircle is

A

`x^(2) +y^(2) +2x + 2y -3 =0`

B

` x^(2) +y^(2) +2x -2y -3=0`

C

`x^(2) + y^(2) -2x-2y -3=0`

D

None of these

Text Solution

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The correct Answer is:
c
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