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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
alg2_05_05_01_slider_practice_flvs
alg2_05_05_01_applet_exp_flvs
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Tutorial: Create lists of numbers and objects
Poorly Drawn Parallelograms 2
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Triangle2
angles of shapes
K6 Locked
Test Sheet
Cópia de Pendulum
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Rectangle
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Pythagoras or Pythagorean Theorem