Video solution will be uploaded soon.
Let the area of \triangle PQR with vertices P(5,4), Q(-2,4) and R(a,b) be 35 square units. If its orthocenter and centroid are O\!\left(2,\dfrac145\right) and C(c,d) respectively, then c+2d is equal to: | Watch the step-by-step video solution for this NIMCET PYQ.