A(x,y)=(72.4sin32°,72.4cos32°)=(38.4m,−61.4m)A(x,y)=(72.4\sin32°,72.4\cos32°)=(38.4m,-61.4m)A(x,y)=(72.4sin32°,72.4cos32°)=(38.4m,−61.4m)
B(x,y)=(57.3cos36°,57.3sin36°)=(−46.4m,−33.7m)B(x,y)=(57.3\cos36°,57.3\sin36°)=(-46.4m,-33.7m)B(x,y)=(57.3cos36°,57.3sin36°)=(−46.4m,−33.7m)
C(x,y)=(0m,−17.8m)C(x,y)=(0m,-17.8m)C(x,y)=(0m,−17.8m)
∑x=38.4−46.4=−8m\sum{x}=38.4-46.4=-8m∑x=38.4−46.4=−8m
∑y=−61.4−33.7−17.8=−112.9m\sum{y}=-61.4-33.7-17.8=-112.9m∑y=−61.4−33.7−17.8=−112.9m
Displacement=82+112.92=113.2(m)Displacement=\sqrt{8^2+112.9^2}=113.2(m)Displacement=82+112.92=113.2(m)
Direction=tan−1112.98=85.9°Direction=\tan^{-1}{\frac{112.9}{8}}=85.9°Direction=tan−18112.9=85.9° south of west.
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