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sum of two vectors

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Vector A=6 m and points 30 degrees south of east. Vector B=4 m and points 30 degrees south of west. Find the resultant vector A+B.

Answer Choices:
3.3 m at an angle of 71 degrees south of east.
5.3 m at an angle of 71 degrees south of east
3.3 m at an angle of 19 degrees south of east
5.3 m at an angle of 19 degrees south of east

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