an object moves a distance of 3 km east then 5 km south west and finally 4km north find displacement​

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1. Answer:

   Answer

   (i) Total distance travelled =3+4+9=16 km

   (ii) The body travels a total distance of 12 km in east direction i.e. towards x-axis.

   And it travels a distance of 4 km in North direction, i.e. towards y-axis.

   Hence, resultant displacement is

   =

   12

   2

   +4

   2

   =

   144+16

   =

   160

   =12.6km

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