After walking 8 km north, you turn right and walk 6 km. What is the shortest distance back to the starting point?
Q1. After walking 8 km north, you turn right and walk 6 km. What is the shortest distance back to the starting point?
Answer: 10 km
Explanation: Using Pythagoras' theorem: √(8² + 6²) = √(64 + 36) = √100 = 10 km.