Steve Phelps – Resources – GeoGebra

Matrix Transformations
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Steve Phelps
Parallelogram Properties
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Steve Phelps
Prove like this 4
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Steve Phelps
Prove like this
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Steve Phelps
Prove like this 3: Quadrilaterals
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Steve Phelps
Poorly Drawn Squares
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Steve Phelps
Isosceles Triangle Construction Puzzles
Book
Steve Phelps
Transformations
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Steve Phelps
Cross sections of a cube
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Steve Phelps
Interior and Exterior Angle Sum of a Triangle
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Steve Phelps
Coordinate Proofs for Parallelogram
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Steve Phelps
Triangle Midsegment Coordinate Proof
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Steve Phelps
Action/Consequence Parallel Lines and Angles
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Steve Phelps
Action/Consequence: Proving Parallelograms
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Steve Phelps
Poorly Drawn Isosceles Triangles
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Steve Phelps
Poorly Drawn Triangles
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Steve Phelps
Daisy Construction
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Steve Phelps
Silky Pattern Generator
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Steve Phelps
Prove Like This: Parallelogram Properties
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Steve Phelps
Geometry Page
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Steve Phelps
A Locally Linear Function and Its Tangent Line
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Steve Phelps
Section 4.4 Group Explorations
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Steve Phelps
Substitution Fractal
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Steve Phelps
Exploring Power Functions
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Steve Phelps