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Posted by **Justine** on Thursday, February 24, 2011 at 11:34pm.

A. (3,6)->(6,3)

B. (3,6)->(-3,6)

c. (3,6)->(6,-3)

D. (3,6)->(-3,-6)

HELP please? Thanks

- math -
**MathMate**, Friday, February 25, 2011 at 7:07amHint:

rotation of 180 about the origin would be of the form:

(x,y)->(-x,-y)

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