Respuesta :

P is the centroid of the triangle and the red lines are split in the ratio 2:1
therefore:-
If RP = 6,  PV = (1/2)*6 = 3  and RV = 6+3 = 9

If PU = 4, QP = 8 and QU = 12.

If QV = 7 then QS = 2*7  = 14