probando

pabloparente, Dec 14, 2014


  • 1. Area of a Circle
  • 2. Net of a Cone
  • 3. Net of a Square Pyramid
  • 4. Exploring Eigenvectors and Eigenvalues Visually
  • 5. Proportions in similar triangles
  • 6. Binomial Formula
  • 7. Upper and Lower Sum
  • 8. Sinus und Cosinus am Einheitskreis
  • 9. Rotational Symmetry
  • 10. Classifying Quadrilaterals
  • 11. Constructing Tangents to a Circle
  • 12. How Far Can You See?

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Area of a Circle

In this worksheet you will investigate the area of a circle.
Area of a Circle
Investigation:[br]1) Move the slider above the circle and describe what happens to the circle step by step.[br]2) Make a conjecture about the formula for the area of a circle and show how you develope this formula. (move the slider named hint to help you)
– GeoGebra Materials Team

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