Question

A boy stops after travelling 3 km towards east and then goes 4 km towards north along a plane road . The reluctant displacement of the boy is :

(a) 7 km
(b) 4 km
(c) 5 km
(d) 15 km

Plz give step-by-step explanation ​

Answer 1

Answer:

$5km$

Explanation:

it is your answer dear