MafarieNnaaand MafarieNnaaand
  • 09-05-2017
  • Physics
contestada

You walk 60m east and then 20m at 20 degrees south of west. What is your displacement?

Respuesta :

William01
William01 William01
  • 12-05-2017
Let north and east be posetive
Y=20sin20
=6.840402867 south
X=20cos20
18.79385243 west
Net horizontal components=60+(-18.79)
=41.20614758m
Net vertical=-6.84040267
X^2=41.20614758^2+(-6.684040267)^2
√x^2 =√1744.73771m
x=41.77m
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