D,E,F are mid points of the sides of the triangle ABC.show that for any point O,the system of concurrent forces by OA,OB,OC is equivalent to the system represented by OD,OE,OF.

Asked by  | 20th May, 2012, 12:43: PM

Expert Answer:

Answered by  | 22nd May, 2012, 11:06: AM

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