Question

Nita walks from her house 160 m North and from there 630 m west to visit her friend. While coming back she walked diagonally from her friends house, back to her home.What distance did she walk while returning? PlzzZ Help..!!

Answer 1

Use pythagorean theorem.

$d=\sqrt{160^2+630^2} \\ d=650$

Therefore she walked 650 metres wihile returning.