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A man drives his car 50 km to wards east...

A man drives his car 50 km to wards eastward direction. He turned right went for 30 km, then he turned west and drive for 10km. How far is he from the starting point ?

A

50 km

B

60 km

C

100 km

D

20 km

Text Solution

Verified by Experts

The correct Answer is:
A

Required distance
`= AD = sqrt((AE)^(2) + (DE)^(2))`
` = sqrt((40)^(2) + (30)^(2))`
` = sqrt( 1600+900) = sqrt(2500) = 50 km`
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