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Cut-The-Knot-Action 8!
Auteur :
Tim Brzezinski
Creation of this applet was inspired by a
tweet
from
Alexander Bogomolny
.
How can you formally prove that the
area of the orange triangle
is less than or equal to
of the
area of the ENTIRE TRIANGLE?
GeoGebra
Nouvelles ressources
Drag that Point!
Angles and Intersecting Lines: Quick Investigation
Stairs (Optical Illusion)
van Aubel's Theorem
Slope of a Straight Line: Run and Rise
Découvrir des ressources
TableText
histogram
Perpendicular Bisectors
types of triangle
Lenses - Spherical Aberration
Découvrir des Thèmes
Angles
Division
Coordonnées
Solides de l'Espace
Cosinus