Electronic Proceedings of the Sixteenth Annual International Conference on Technology in Collegiate MathematicsChicago, Illinois, October 30-November 2, 2003Paper C020Going In Circles with Sketchpad |
Carol A. MarinasMath/Computer Science Barry University 11300 NE 2nd Avenue Miami, FL 33161 USA Phone: (305) 899-3617 cmarinas@mail.barry.edu list of all papers by this author |
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In particular, middle school students can move from concrete examples of shapes to more abstract representations with Sketchpad. Through guided activities students can learn about the Sketchpad tools, observe geometric relationships, and develop conjectures.
The guided activities about circles start with the meaning of a circle (Figure 1) and then progress to relationships between angles and arcs (Figures 3-6).
Keyword(s): geometry, Geometer's Sketchpad