question_answer

A man walks 1 km towards East and then he turns to South and walks 5 km. Again he turns to east and walks 2 km, after this he turns to North and walks 9 km. Now, how far is he from his starting point?

A) 3 km                            

B) 4 km         

C) 5 km                            

D) 7km         

Correct Answer: C

Solution :

Hence, he is \[\sqrt{{{4}^{2}}+{{3}^{2}}}=\sqrt{25}=5\]km a from his starting point.