Geogebra Chat Materials

Teresa Ryan, 19. 6. 2014

Sketches made for exploration on #ggbchat.


  • 1. Lower- and Upper Sums
  • 2. Line with Sliders
  • 3. Quadratic-Palooza Tool II
  • 4. Discovering Sine, Cosine, and Tangent in Right Triangles
  • 5. Triangle By Sides
  • 6. Applet for Multiple Transformations
  • 7. Elements, Book I, Proposition 47
  • 8. Organic Trigonometry Sketch

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Lower- and Upper Sums

Here, you can see a function with its lower sum and upper sum on the interval [a, b].
Lower- and Upper Sums
– GeoGebra Materials Team

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Informace