Question #330226

A car is driven west for a distance of 50 km, then north for 30 km, and then in direction 30° east of


north for 25 km. Determine the total displacement of the car from its starting point by drawing the


vector diagram.

1
Expert's answer
2022-04-21T13:02:30-0400

x=5025sin30°=37.5 km,x=50-25\cdot\sin 30°=37.5~km,

y=30+25cos30°=51.7 km,y=30+25\cdot\cos 30°=51.7~km,

r=x2+y2=63.8 km.r=\sqrt{x^2+y^2}=63.8~km.


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