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A man walk 20 m at an angle 60^(@) north...

A man walk 20 m at an angle` 60^(@)` north of east . How far towards east has he he travellled ?

A

10 m

B

20 m

C

`20sqrt(3)` m

D

`10sqrt(3)`m

Text Solution

Verified by Experts

The correct Answer is:
A
(a) `20cos l60^(@)=10m`
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