nathanpuleo82 nathanpuleo82 29-11-2022 Mathematics contestada Find the measure of the angle between the two vectors. 7) u = (6,-2) v=(8,-8) 9) u=(2,6) v = (-5, -8) 8) u = (-2,3) v=(4,-6) 10) u =(-9, 4) v = (-7, -1)