Question 1
A person starts from point O and walks 15m South, then 6m North. What is his straight line distance from point O?
Step-by-step:
1. Track movements: 15m South, then 6m North
2. Net position: (0, -9)
3. Distance = √(0² + -9²) = √81 = 9 m
1. Track movements: 15m South, then 6m North
2. Net position: (0, -9)
3. Distance = √(0² + -9²) = √81 = 9 m