please answer the questions, answer letter only, no need solution

E. 1Which best approximates the resultant of a pair of 7u nit 1wectcurs at right angles to each other? 1- (2 Points} 7 A cyclist rides a bicycle 5.0 km west, then 6.0 km south. What is the cyclist's displacement? * (2 Points) 8 km, 40 degrees S of W 61 km, 40' S of W 8 km, 50' S of W 61 km, 50' S of W 8 A particle moves along the x axis from xi to xf . Of the following values of the initial and final coordinates, which results in the displacement with the largest magnitude? * (2 Points) xi = 4m, xf = 6m xi = -4m, xf = -8m xi = -4m, xf = 2m xi = -4m, xf = 4mThree vectors a, lo, c each have a magnitude of 5G rn and lie in an xv plane. Their directions relative to the positive direction of the x axis are 30 degrees, 195 degrees, and 315 degrees. respectively. What are the x. and v components of a+b+c? * [2 Points} 0 30.4m.-23.3rn O -3U.4m. 23.3m 0 50m. 4am 0 sum 4am 11 Refer to the situation given below and study the motion of a body in each case. Which body/bodies move with constant speed? 1. A ship moving at 10 knots in a straight line. 2. A car moving on a straight path and then slowing down to stop. 3. A storm initially moving 50 kph northeast, then 60 kph eastward. 4. A bus moving at 4 kph around a curve. * (2 Points) 3 and 4 only O 2 and 3 only O 1 and 4 only 1, 2, and 3 only