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 below. What does this prove? How does this prove it?

New Resources

  • Rotating Custom Polygons Around an Axis
  • Squaring a Rectangle (PST Version)
  • Modifiable Right Triangular Prism
  • Isosceles Right Triangle
  • Segment Addition Postulate (Mild Questions)

Discover Resources

  • Quadratic Functions: Standard Form
  • G-CO.A.3.1 - Isos. Trapezoid Reflection
  • Basis in R^2
  • Moving Tangent Line on a Cubic Polynomial
  • Y=5-X

Discover Topics

  • Algebra
  • Tangent Function
  • Logarithm
  • Prism
  • Parabola
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®