Understand scaling, dilation and their relation to similarity. 0606.4.8

Links verified on 1/03/2010

1. Dilation - Enlargement and Reduction - the concepts of similarity and scale factor as they relate to two-dimensional and three-dimensional objects [This expired page is brought to you by the Internet archive, the Wayback Machine.]
2. Explore Dilation - Drag the red points to explore dilation in the dynamic diagram. To reset to the original settings, type the letter "R" on the keyboard or
3. Geoboard - use this interactive applet to investigate similarity - from the National Library of Virtual Manipulatives or
4. Similarity and Dilations - 23 slide show which includes student tasks and links
5. Tangrams - use this interactive applet to investigate similarity - from the National Library of Virtual Manipulatives or
6. Transformations: Dilation - use this interactive applet to investigate dilation - from the National Library of Virtual Manipulatives or