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Q&A #19220


Rotating shapes on a coordinate grid

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From: <sdaciababy@comcast.net>
To: Teacher2Teacher Service
Date: Jan 10, 2008 at 21:32:31
Subject: Rotating shapes on a coordinate grid

How can I demonstrate and explain how to do a 270 degree counterclockwise 
rotation (about the the vertex K, given a triangle KLM with vertices; K
(1,-1), L(4,-1), M(5,1)?

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