OmarGhita OmarGhita
  • 17-03-2018
  • Physics
contestada

how is the answer 5N?

how is the answer 5N class=

Respuesta :

laurawinter1p43zv5
laurawinter1p43zv5 laurawinter1p43zv5
  • 17-03-2018
Forces are vectors and if you add the two forces, the length of the resultant vector will be 5. 

Use Pythagoras theorem:
[tex] \sqrt{3^2 + 4^2} = \sqrt{9 + 16} = \sqrt{25} = 5[/tex]

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