Can someone help with this problem.......please............and thanks in advance.......................Usevector techniques to prove that a triangle and its medial triangle have thesame centroid..............So far I have triangle ABC centroid = vector (OA+OB+OC)/3.................the medial triangle DEF centroid = vector (OE+OF+OD)/3.................Is this correct so far?...............I don't know how to proceed to prove .....or to make (OA+OB+OC)/3........ = ......(OE+OF+OD)/3.........help please!!