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cookiesyum
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Homework Statement
The "center of gravity" of the triangle with vertices at A, B, and C is the point 1/3(A+B+C). Show that the center of gravity of a triangle is always the same as that of the triangle formed by the midpoints of its sides.
Homework Equations
The Attempt at a Solution
I have no idea where to even begin. =/ I drew the triangle formed by the midpoints of the sides and called it DEF...