Question

If O(0) ) is the circumcentre and O' the orthocentre of a triangle ABC, then prove that
i. OA + OB + OC = 00'
ii. O A+O'B + OC=20'0
ii. AO' + O'B+O'C =2 AO = AP
where AP is the diameter through A of the circumcircle.




This is a question of vectors and I need urgent detailed solution...​

Answer 1

dobbey lanja munda gandu dana