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Which of the following coordinates describe a 180 degree rotation of the point (-a,b) about the origin

Which of the following coordinates describe a 180 degree rotation of the point (-a,b) about the origin
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which of the following coordinates describe a 180 degree rotation of the point (-a,b) about the origin

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User Josh Matthews
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1 Answer

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When rotating a point 180 degrees, x and y values are multiplied by -1, so (-a,b) rotated 180 degrees would be (a,-b)
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User Alex Okrushko
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