Homework Help: MATH HELP PLEASE!

Posted by Izzy on Tuesday, March 27, 2012 at 1:44pm.

Graph these points.
Angle DFG 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.

MATH HELP PLEASE! - Steve, Tuesday, March 27, 2012 at 2:57pm
Rotation 180 degrees around (0,0) takes (x,y) --> (-x,-y)

Not much challenge here:

D:(-2,4) --> (2,-4)
. . .

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