Question

find the centroid of a traingle mid point of whose side are (1,2,-3)(3,0,1)(-1,7,-6)
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Answer 1

Answer:

A(1,2,3),B(3,0,1) and C(−1,1,−4)

Centroid (G)=(31+3+(−1),32+0+1,32+1+(−4))

=(1,1,0)