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GeoGebra
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GeoGebra
GeoGebra Classroom
Outline
Shearer Animations!
Shearer Action 1! (Regular Octagon Problem)
Shearer Action 2! (Semicircular Angle Problem)
Shearer Action 3!
Shearer Action 4!
Shearer Action 5!
Shearer Action 6!
Shearer Action 7!
Shearer Action 8!
Shearer Animations!
Author:
Tim Brzezinski
Contains animations inspired by problems posed by Catriona Shearer (on Twitter):
https://twitter.com/Cshearer41
Shearer Action 1! (Regular Octagon Problem)
Shearer Action 2! (Semicircular Angle Problem)
Shearer Action 3!
Shearer Action 4!
Shearer Action 5!
Shearer Action 6!
Shearer Action 7!
Shearer Action 8!
Next
Shearer Action 1! (Regular Octagon Problem)
New Resources
Poorly Drawn Parallelograms 3
What is an Isogonal Conjugate?
Parallelograms: Quick Investigation
alg2_05_05_01_applet_exp_flvs
Variation Theory Parallelogram Proofs
Discover Resources
Hausübung 2012-02-06
Min-Max-Rechnung-2
The Proof of a Formula for Dihedral angle
Exponential growth - Finance
A Level H2 Math and H2 F Math
Discover Topics
Line Segment
Plane Figures or Shapes
Means
Tree Diagrams
Logarithmic Functions