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7 January, 11:22

Quadrilateral DEFG has vertices D (-2,4), E (4,7), F (10,3), and G (8,0).

What are the coordinates of D′E′F′G′ after quadrilateral DEFG has undergone a rotation 270° counterclockwise about the origin?

Enter your answers, as ordered pairs (x, y), in the boxes.

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  1. 7 January, 13:17
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    The formula for a rotation 270° counterclockwise about the origin is (x, y) - --> (y,-x)

    D' (4,2) E' (7,-4) F' (3,-10) G' (0,-8)
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