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If a+b+c=0 and A(a,b), B(b,c) and C(c,a)...

If `a+b+c=0` and A(a,b), B(b,c) and C(c,a) are vertices of `DeltaABC`, then the coordinates of its centroid are:

A

`((a+b+c)/(2), (a+b+c)/(2))`

B

`((a+b+c)/(3), (a+b+c)/(3))`

C

(1,1)

D

(0,0)

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