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Cut-The-Knot-Action 11!
Author:
Tim Brzezinski
Topic:
Equilateral Triangles
Creation of this applet was inspired by a
tweet
from
Alexander Bogomolny
.
How can you formally prove what this applet informally illustrates?
GeoGebra
Quick (Silent) Demo
New Resources
Poorly Drawn Parallelograms 3
alg2_05_05_01_applet_exp_2_flvs
Exploring the Derivative of a Quadratic Function
Icosahedron1
Exploring the Derivative of an Exponential Function
Discover Resources
G-CO.6 problem 1
Click to group objects
Loga
Untitled
Untitled
Discover Topics
Circle
Sequences and Series
Polygons
Conic Sections
Upper and Lower Sum or Riemann Sum