Problem1
Section 3.2: Vector Addition and Subtraction: Graphical Methods

Question

Find the following for path A in Figure 3.52: (a) the total distance traveled, and (b) the magnitude and direction of the displacement from start to finish.
In Figure 3.52 the various lines represent paths taken by different people walking in a city. All blocks are 120 m on a side.

Figure 3.52: Different paths taken by people walking in a city.
Question by OpenStax is licensed under CC BY 4.0

Final Answer

a) 480 m480 \textrm{ m}

b) 379 m, 71.6∘ N of E379 \textrm{ m, } 71.6^\circ \textrm{ N of E}

Solution video

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Comments

darielle_rd·
You've input dx/dy in for tan^-1, it needs to be dy/dx. So you can either use blocks (360/120) or blocks (3/1). You have the right idea you just need to flip the fraction.
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ShaunDychko·
Thank you very much for pitching in to help with Brian's question!
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brianvallejo44·
Itried solving it but I get 18.4 degrees instead of 71. 56. Tangent ^-1 (120/360)
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