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

29 Proof Without Words

Author:Linda Bollman, Steve Phelps

Drag the points. Drag the slider. What do you notice? What does this prove? How does this prove?

Based on http://45.media.tumblr.com/9e608e03763922f7620fa7b21487f640/tumblr_nywxpgk6631uk13a5o1_500.gif

New Resources

  • Using Experimental Probability to Estimate π - Monte Carlo Method
  • Making New Year's resolutions for 2026
  • Volume by Shells Around y
  • Triangle with 3 Right Angles
  • Volume by Disk/Washer around y

Discover Resources

  • Investigating trigonometric ratios
  • Number Systems
  • Quadratics in standard form
  • Vertical Stretches and Compressions
  • Untitled

Discover Topics

  • Diagrams
  • Binomial Distribution
  • Poisson Distribution
  • Expected Value
  • Pie Chart or Circle Chart
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®