Posted by Ann on .
Help! I have to graph my answer to this problem: ADFG has vertices D (–2, 4), F (–3,1), and G (–1, 2). Find the vertices of the image after the rotation of 180° about the origin.

AlgebraB 
Reiny,
after a 180° rotation
(x,y) > (x,y)
so
D(2,4) > D'(2,4)
same for the other points,
it is really that easy.