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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
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alg2_05_05_04_applet_exp_fxn_flvs
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Poorly Drawn Parallelograms 3
Shadow of a Cube (v2)
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Answer to forum topic
GeoAct1 Bobby Liang
G.GGMD.3 Surface Area of Spheres
Activity #10__ the Show/Hide Object tool
Find Factors of polynomial
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Dilation
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Orthocenter
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