Question

A man walks 5km to North East then he turns to South and goes 4 km . How far is he from his starting point?​

Answer 1

Answer:

9km A man is far from his starting point

Answer 2

Answer:

This a simple Pythagorean problem of a right triangle.

A^2 + B^2 = C^2.

So, you are solving for the hypotenuse.

Substituting values:

5^2 + 4^2 = 41

Take the square root of 41 and you have your answer of 6.4 KM distance that he is from his starting position.