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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
z`]]
bewijs stelling van Pythagoras
Noisy loop
seo tool
Vectors and Components
Discover Resources
Brennpunkt
Problem 79
geometri 4
somma di forze, vettoriale
C.2.
Mosaic Puzzle MATH 251
Discover Topics
Combinatorics
Geometric Transformations
Line Segment
Orthocenter
Tangent Line or Tangent