Part 3 of 4 Score: 0.2 of 1 Consider the vectors u = - 9i and v = 5j. Sketch the vectors, find the angle between the vectors, and compute the dot product using the definition u . v = Ju | |v| cos 0. Sketch the vectors. Choose the correct graph below. O A. O B. c. Ay O 10 X X to to From the sketch, what is the angle between the vectors? 0 = (Type an exact answer, using it as needed.) Find the magnitude of each vector. lul = and lv| = (Type exact answers, using radicals as needed.)