Question

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A penson moves 30 m north and then 20 m
towards east and finally 30√2 m in south-
west direction. The displacement​

Answer 1

A person moves 30 m north means up and then 20 m towards east means right and then 30√2 m south - west means 45° towards south west then it forms triangle so, where south west direction is longest side which is hypotenus . so, from h^2=b^2+p^2 . we will reach the same point from where we started . so, the displacement is 0.