A boy walks 5 km east, then 2 km north, then 3 km west. What is his final direction relative to the starting point?
Q1. A boy walks 5 km east, then 2 km north, then 3 km west. What is his final direction relative to the starting point?
Answer: North-East
Explanation: The boy's net eastward movement = 5 - 3 = 2 km, and northward = 2 km. So, he is north-east, using vector addition.