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

SizesProp15

Author:A. G. Gomez (agg29@ou.ac.uk)
Illustration of Proposition 15 of the book On Sizes.

New Resources

  • Writing and Graphing Proportional Relationships (k>0)
  • Perpendicular Lines: Quick Exploration
  • Rovnoběžnost rovin
  • Congruent Figures
  • Function art 3D - waiting shed

Discover Resources

  • Investigating Properties of Parallelograms (#1)
  • Trajectory of Gannet
  • Town's Area Problem
  • العلاقة بين أضلاع المثلث
  • Число П (пи). Длина окружности

Discover Topics

  • Ellipse
  • Algebra
  • Geometric Transformations
  • Surface
  • Random Variables
AboutPartnersHelp Centre
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®