Physics

Problem

A hiker walks

6\,\text{km}

due east and then

8\,\text{km}

due north. What is the magnitude of his resultant displacement from the starting point? a)

14\text{ km}

\sqrt{44}\text{ km}\; (\approx 6.6\text{ km})

10\text{ km}

\sqrt{28}\text{ km}\; (\approx 5.3\text{ km})