Activity

University of Cambridge: Nrich: Disappearing Square

Curated by ACT

This one page website explains how to find the area of a triangle with an interactive graphic. It then offers a challenge. The solution is available right at the website.

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CCSS: Adaptable
Classroom Considerations
  • Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)
Common Core