Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Annulus

Author:René Schelldorfer
Prove that the area of the annulus remains the same!

New Resources

  • Prism Drawn in 1-Point Perspective
  • Making New Year's resolutions for 2026
  • Circle Passing Through 3 Points
  • Volume by Shells Around y
  • apec

Discover Resources

  • Copie de Symétrie centrale
  • Central Limit Theorem
  • สามเหลี่ยมพีทาโกรัส
  • Trig Ratios
  • Triangle Inequality

Discover Topics

  • Integral Calculus
  • Median Value
  • Logic
  • Polygons
  • Multiplication
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®