A student walks due east and then due north

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A student walks

4\,\text{km}

due east and then

3\,\text{km}

due north. Find the direction of the resultant displacement with respect to the east. (a)

53.1^{\circ}\text{ north of east}

(b)

36.9^{\circ}\text{ east of north}

(c)

36.9^{\circ}\text{ north of east}

(d)

31.0^{\circ}\text{ north of east}