Question

Please someone help me to do the second part of the question below.
If O is any point within triangle ABC and P, Q, R are midpoints of the sides AB, BC, CA respectively. i)Prove that vectorOA+vectorOB+vectorOC=vectorOP+vectorOQ+vectorOR
ii)Does the result hold if O is any point outside the triangle? Prove your result.

Answer 1

Hi cn u help me?