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Arjun starts from school and walks 4 km ...

Arjun starts from school and walks 4 km towards West, turns right and walks 3 km. Then he planned to return back to school, but only in the shortest path. What is the shortest distance between the school and the point where he stopped ?

A

3 km

B

16 km

C

25 km

D

5 km

Text Solution

Verified by Experts

The correct Answer is:
D

Required distance
`= AC = sqrt((AB)^(2) + (BC)^(2))`
`= sqrt((4)^(2) + (3)^(2)) = sqrt(16 + 9)`
` = sqrt(25) = 5 km`
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