Applications of Vectors 1. Determine the angle between the vectors a” = (8,3,5) and b” = (2,9, —4). 2.How much horizontal work is done if Mrs. Bethany is pulling a trolley on a flat surface for 70 m and she ispulling with a force of 80 N along the handle, which is at an angle of 43″ above the horizonta… Show more… Show more Math Calculus MATH CALCULUS Share QuestionEmailCopy link Comments (0)