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

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09-05-2017
Physics

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

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William01 William01 · Answer 1 · 2017-05-12T16:27:32+02:00

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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