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National Council of Teachers of Mathematics 2014 Annual Meeting and Exposition

Please note: The NCTM conference program is subject to change.

90- Deriving the Area of Triangles and Quadrilaterals Using Index Cards

Thursday, April 10, 2014: 9:45 AM-11:00 AM
211/212 (Convention Center)
Lead Speaker:
Gladis Kersaint


This hands-on session will share an activity that engages students in deriving the area formula for right and other triangles and special quadrilaterals. The activity uses index card, markers, and scissors to help students visualize the relationship between and among the figures by composing or decomposing figures.

Presentation Format: 6-8 Gallery Workshop
Grade Band Audience: 6 to 8

See more of: 6-8 Gallery Workshop