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David Starshaw
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SOH-CAH-TOA's Failure (II)
Tim Brzezinski
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Differentiation is Gradient at a Point
David Starshaw
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What Sine, Cosine, and Tangent Actual…
David Starshaw
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Transformations of trigonometric graphs
David Starshaw
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Drawing graphs from linear equations
David Starshaw
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Sine trig ratio
David Starshaw
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Horizontal transformations
David Starshaw
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Parabolas (completed square form)
David Starshaw
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Parabolas (factorised form)
David Starshaw
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Parabolas (expanded form)
David Starshaw
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Parabolas (completed square form)
David Starshaw
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Parabolas (completed square form)
David Starshaw
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Equivalent Ratios
Duane Habecker
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Poorly Drawn Quadrilaterals
Steve Phelps
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Gauss-Jordan 2x2 Elimination
Auston B Cron
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Angle Estimation Warmup
Andrew Knauft
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Graph the Line
Steve Phelps
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Flip Flop
John Golden
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Guess My Rule (2013)
John Golden
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5-Piece Puzzle
Duane Habecker
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GeoGebra Pentominoes
Duane Habecker
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right triangle paradox
sonom
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SSA triangle: The Ambiguous Case
talljerome
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Least Squares
timteachesmath
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AQR Section 17: Mean but Sensitive
Steve Phelps
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AQR Section 17: Where's the Mean?
Steve Phelps
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Secant Slope Calculator
Jake Binnema
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Exponential or Logistic Function that…
talljerome
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Growth of Facebook.com
Roy Wright
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Lower and Upper Sum of a Function
GeoGebra Materials Team
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One-Son Policy Simulation
Steve Phelps
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Analog Clock
Duane Habecker
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05.1 Measures of Central Tendency
sonom
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Hilbert curve
Thijs
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'Tangram' Puzzle 'Cat'
GeoGebra Translation Team German
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Spirograph-Epitrochoid Earth and Moon
Bill Lombard
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Inclined Plane with Two Masses and a …
Tom Walsh
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The Relationship Between Human Height…
Roy Wright
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Factorization - Visual illustration o…
Ethan Hall
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Kaleidoscope
Michael Borcherds
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Area of a Circle - Wedge/Sector Demon…
Linda Fahlberg-Stojanovska
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Triangle Paradox (Missing square puzzle)
Michael Borcherds
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