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Magnitude and Direction of a Resultant Vector

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If Displacement vector A points due east and has a magnitude of 2.00 km. Displacement vector B points due north and has a magnitude of 3.75 km. Displacement vector C points due west and has a magnitude of 2.50 km. Displacement vector D points due south and has a magnitude of 3.00 km. How can I find the magnitude and direction (relative due west) of the resultant vector A+B+C+D.

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Solution attaches a Word file to tackle this problem of 4 displacement vectors.

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