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Savita goes 30m north then turns right and walk 40m then again right and walks 40 m . how many meters is she from her original position.




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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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His present location is soth -east of his present loaction
Distance  d²=40²+10²
   Then d=10√17 m
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