Ranuka started walking from her house, she first walked for 3 km towards west, then she turned towards north and moved 4 km in that direction. How far is ranuka from her house?

 

  • Option 1)

     

    3 km south

     

  • Option 2)

     

    None of these

     

  • Option 3)

     

    5 km west

     

  • Option 4)

     

    5 km N-W

     

  • Option 5)

     

    3 km S-E

     

Answers (1)

Using pythagoras theorem,

Distance from House AB2 = BC2+ AC2

AB2 = 32 + 42

AB2 = 9 + 16 => 25

AB = 5 KM (North-West)

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