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Peter walked 8 kms. west and turned righ...

Peter walked 8 kms. west and turned right and walked 3 kms. Then again he turned right and walked 12 kms. How far is he from the starting point ?

A

7

B

8

C

4

D

5

Text Solution

Verified by Experts

The correct Answer is:
D

`AE = sqrt((AD)^(2) + (DE)^(2)) = sqrt((3)^(2) + (4)^(2))`
`= sqrt(9 + 16) = sqrt(25) = 5` km
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