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

Euclid I, Proposition 47

Author:jnovogoratz
Follow along with Euclid's proposition here: https://mathcs.clarku.edu/~djoyce/java/elements/bookI/propI47.html

New Resources

  • apec
  • Proving Triangles Similar: Multistep Transformations
  • Tangent Plane to a Sphere
  • Two Triangle Theorem
  • Proving Triangles Similar by Dilation

Discover Resources

  • Mr K's GeoGebra Site for Circle Theorems
  • Algebra I
  • diagonali
  • Tesselations
  • การลบจำนวนเต็มไม่เกิน 2 หลัก
  • Assymmetry - TED video

Discover Topics

  • Logic
  • Addition
  • Median Value
  • Reflection
  • Root
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®