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Philip K
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Proving Vertical Angles Theorem
Philip K
March 16, 2022
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Triangle Sides and Angles
Philip K
March 9, 2021
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Angle between Chord and Tangent
Philip K
April 25, 2016
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Exploring Dilations
Philip K
March 10, 2016
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Trigonometric Ratios 2
Philip K
March 10, 2016
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Trigonometric Ratios
Philip K
March 10, 2016
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Proving Pythagorean Theorem (Proof 2)
Philip K
March 10, 2016
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Proving Pythagorean Theorem (Proof 1)
Philip K
March 10, 2016
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Exploring Rotations
Philip K
February 23, 2016
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Tangent Graph
Philip K
February 23, 2016
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Cosine Graph
Philip K
February 23, 2016
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Sine Graph
Philip K
February 23, 2016
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Featured Resources
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Equivalent Ratios
Duane Habecker
November 19, 2019
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Poorly Drawn Quadrilaterals
Steve Phelps
March 29, 2019
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Convex quadrilaterals
Paulo Correia
November 30, 2018
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Gauss-Jordan 2x2 Elimination
Auston B Cron
October 12, 2018
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Angle Estimation Warmup
Andrew Knauft
September 18, 2018
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Number Pyramids
Jennifer Silverman
August 31, 2018
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Graph the Line
Steve Phelps
May 19, 2020
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Guess My Rule (2013)
John Golden
October 20, 2022
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5-Piece Puzzle
Duane Habecker
August 20, 2018
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GeoGebra Pentominoes
Duane Habecker
August 27, 2018
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right triangle paradox
sonom
August 22, 2018
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SSA triangle: The Ambiguous Case
talljerome
December 1, 2024
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Least Squares
timteachesmath
November 22, 2017
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AQR Section 17: Where's the Mean?
Steve Phelps
November 22, 2017
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Secant Slope Calculator
Jake Binnema
August 27, 2018
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Growth of Facebook.com
Roy Wright
November 22, 2017
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Lower and Upper Sum of a Function
GeoGebra Materials Team
April 23, 2014
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One-Son Policy Simulation
Steve Phelps
November 22, 2017
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Analog Clock
Duane Habecker
November 22, 2017
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Pendulum Wave Machine (Simulation)
Michael Borcherds
November 23, 2017
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05.1 Measures of Central Tendency
sonom
May 8, 2018
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'Tangram' Puzzle 'Cat'
GeoGebra Translation Team German
November 23, 2017
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Spirograph-Epitrochoid Earth and Moon
Bill Lombard
August 16, 2018
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Inclined Plane with Two Masses and a …
Tom Walsh
March 13, 2018
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The Relationship Between Human Height…
Roy Wright
August 22, 2017
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Factorization - Visual illustration o…
Ethan Hall
November 23, 2017
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Kaleidoscope
Michael Borcherds
November 22, 2017
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Rotating a Triangle Around a Coordina…
Steve Phelps
November 23, 2017
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Area of a Circle - Wedge/Sector Demon…
Linda Fahlberg-Stojanovska
November 23, 2017
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Triangle Paradox (Missing square puzzle)
Michael Borcherds
June 1, 2017
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