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7 August, 17:33

What is the coordinates of T' if T (-4,2) after a rotation of the triangle 180°about the origin?

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  1. 7 August, 17:52
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    T' (4, - 2)

    Step-by-step explanation:

    Rotation 180° about the origin (same as reflection across the origin) negates both coordinates:

    T' = - T = - (-4, 2)

    T' = (4, - 2)
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