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    9th-Grade-Math---USA
    Properties-of-Transformations
    Easy

    Question

    When a point (a, b) is rotated counterclockwise about the origin for a rotation of 180o, (a, b) rightwards arrow ___.

    1. (-b, -a)
    2. (-a, -b)
    3. (-a, b)
    4. (-b, a)

    The correct answer is: (-a, -b)

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