10-09-2018
Mathematics

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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.

Respuesta :

10-09-2018

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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