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Which set of polar coordinates describes the same location as the rectangular coordinates (1,-1) A. (-1, 135 degrees) B. (sqrt 2, 315 degrees) C. (1, 45 degrees) D. (sqrt 2, 225 degrees)

Curtis Rhodes

in Mathematics

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Brandon Scott on January 26, 2019

The answer to this question is B. (sqrt 2, 315 degrees). This polar coordinate is the only coordinate with your angle in quadrant 4 and a length of √1^2 + (-1)^2 = √2.


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