the centroid of triangle ABC is the origin.if the co ordinates of A and B are (1,3) and (2,-4) find co-ordinates of c
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the centroid of a triangle=x1+x2÷2,y1+y2÷2
∆∆∆1+2÷2,3+(-4)÷2
3÷2,-1÷2
the co-ordinate of c=3÷2,-1÷2
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