A delivery truck travels 21 blocks north, 16 blocks east, and 26 blocks south. What is its final displacement from the origin? Assume the blocks are equal length.
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Expert's answer
2018-02-06T08:13:06-0500
X-coordinate is 16. Y-coordinate is 21-26=-5. The magnitude of displacement is d=√(〖16〗^2+(-5)^2 )=17 blocks. The direction is θ=tan^(-1)〖5/16〗=17° east of south.
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