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The Impact of GeoGebra in Math Teachers’ Professional Development
Author:
Marina Menna Barreto
http://archives.math.utk.edu/ICTCM/VOL23/S113/paper.pdf
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apec
Two-Way Tables and Ven Diagrams
The Cosine Formula - Proof Without Words
Domino Chain Reaction
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Critical Thinking
Diagonal for squares
Auxiliary Line
Parallel Lines and Angle Relationships
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Centroid or Barycenter
Linear Equations
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Volume
Surface