a boy Travels 3 kilometre North 4 kilometre east . what will be the minimum distance he needs to go to get back to where he started. what will be the direction of displacement?
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Answer:
7 km
Explanation:
First boy goes 3 km North then 4 km east and he needs to come back
so,
total distance covered = 4+3
=7km
and needs to come back.
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