18. MNPQ is a parallelogram and R is the intersection point of the diagonals MP and NQ. Let u = MQ and v = MN . Match the following expressions to their equivalents in terms of u and v . a. - 1 f. utv b. 2 2 g. -v i. NP + PQ C. V h. -u -v d. i. 0 ii. MR + RQ + NP e. u - V J. 2V 19. Match the vector coordinates to each Cartesian vector. i. CD M D 4 B G H a. [3, -4] d. [3, 2] N b. [-2, 6] e. [5, 0] i. JK -4 12 0 2 c. [4, 3] C -2 K 20. Match the magnitudes to their Cartesian vectors. i. TU 12 U a. 5 2 d. 2~/2 ii. RS R b. ~10 e. 1 -4 -2 4 X c. 10 PO X W