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Technology /Technology Tips
Technology Tips: Multiple Representations Using Dynamic Geometry


September 2009, Volume 103, Issue 2, Page 146



How technology can enhance instruction, assessment, and the curriculum to help students deepen conceptual knowledge. This issue: Using GSP software to have students discover the relationship between the median of a trapezoid and the two bases. He also graphs the areas of regular polygons inscribed in a circle as a function of the number of sides, so that students can visualize the figures approaching the area of a circle.


Activity Sheets
Data Analysis & Statistics
Grades 9-12
Geometric Patterns
Reasoning and Proof