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Circle Theorem: angle at the centre
Author:
Robert Chaney
Topic:
Angles
,
Circle
Move the points C and D around. What do you notice?
GeoGebra
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Droste effect
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Poorly Drawn Parallelograms 2
Poorly Drawn Parallelograms 3
Dissections by Guillermo Bautista
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Comparing Fractions Assessment
Heptagon Angle Theorems
modeling - linear and quadratic functions
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MTZ Moore Polynomial Functions
Discover Topics
Matrices
Division
Rotation
Pie Chart or Circle Chart
Stochastic Process or Random Process