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Area of Triangles
Conditional Remix & Share Permitted
CC BY-NC-SA
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This Desmos activity allows students to explore the area of triangles with online geoboards.  This resource was helpful in understanding that a triangle is half of a square/rectangle.  Students were able to conceptualize why the formula for a triangle includes the "multiply by 1/2".  Students can work at their own pace and encourage math discourse.

Subject:
Mathematics
Material Type:
Lesson Plan
Author:
Ashley Gaulke
Date Added:
04/01/2019