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AD, BE and CF are the medians of triangl...

AD, BE and CF are the medians of triangle ABC whose centroid is G. If the points A, F, G and E are concyclic, then prove that `2a^(2) = b^(2) + c^(2)`

A

`2b^2=a^2+c^2`

B

`2c^2=a^2+b^2`

C

`2a^2=b^2+c^2`

D

None of these

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The correct Answer is:
C
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