Google Classroom
GeoGebra
GeoGebra Classroom
Sign in
Search
Google Classroom
GeoGebra
GeoGebra Classroom
GeoGebra
Home
Resources
Profile
Classroom
App Downloads
Desargues's theorem in 3D
Author:
Steve Phelps
Desargues's theorem states two triangle are in perspective axially if and only if they are in perspective centrally. A proof is easy to see in 3D.
GeoGebra
New Resources
Untitled
Navigation bar for geometric constructions
Vídeo de apresentação
Tracing the cone
seo tool
Discover Resources
Foxes and rabbits
Gradient Function
Projectile (Hit a target by changing angle of projection)
Additive Farbmischung
Rhombus Template (Scaffolded Discovery)
Discover Topics
Volume
Diagrams
Median Line
Inequalities
Distributions