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

Proof Without Words

Author:Steve Phelps
Topic:Pythagoras or Pythagorean Theorem
Drag the points. Drag the slider. What do you notice? What does this prove? How does this prove?

New Resources

  • Probabilities with Two-Way Tables
  • Deciding How New Information Affects Probability
  • Isosceles Right Triangle
  • Identifying Solids Formed by Rotation
  • Writing and Graphing Proportional Relationships (k>0)

Discover Resources

  • stoliversns_AA lines
  • Task #2
  • Diagram 2
  • Surfer swimmer problem
  • CubeSlicing

Discover Topics

  • Linear Programming or Linear Optimization
  • Cube
  • Exponential Functions
  • Straight Lines
  • Quadrilaterals
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®