Question

13. A person goes 28m due east and then 45m due north, then his distance shortest distance from starting point to final position is : (A) 53m (B) 51m (C) 49m (D) 47m​

Answer 1

squre of 28+ squre of 45=squre of?

then we will find squre root of their sum

then we get answer

and the answer is 53