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2014-12-07T11:10:20+05:30

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So it forms a right angle triangle with base 40 m and height 10 m 
so using Pythagoras triplet  we have the displacement = 10√(17) m
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2014-12-07T11:29:05+05:30
His present location is soth -east of his present loaction
Distance  d²=40²+10²
                   =1700
   Then d=10√17 m
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