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

Proof Without Words

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

New Resources

  • Graphs of Rational Expressions
  • apec
  • အခြေခံ data အခေါ်အဝေါ်များ
  • Discriminant of y = ax² + bx + c
  • Tangent Vector (2)

Discover Resources

  • Cosine and Arccosine
  • start, create an isosceles triangle
  • Ms. Pacman Translation
  • Cube, n=8. Polyhedra with extreme distribution of equivalent vertices.

Discover Topics

  • Step Functions
  • Prism
  • Scalene Triangles
  • Orthocenter
  • Area
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

© 2025 GeoGebra®