Change the Dog: Transformations 3

Don Cohen, the Mathman, decided to write "Changing Shapes with Matrices" to share his interest and excitement about the ideas of changing shapes using matrices. The "dog" is taken from Don's book.
As you drag the slider, ask yourself what happens when you change (theta). How does the figure move? How do the negative and positive numbers change the dog?

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DETAILS

For more details, see Don Cohen, Changing Shapes with Matrices, http://www.mathman.biz/html/probcswm.html.

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Related Curriculum Standards

US Common Core State Standards, Mathematics