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Christina Bulen
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Supplementary Angles Meaning
Tim Brzezinski
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Spiral of Pythagoras
Auston B Cron
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Angle Bisector Definition (I)
Tim Brzezinski
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Intro to 3D Equations
Rasha Tarek
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Vertical Angles Exploration (2)
Tim Brzezinski
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Vertical Angles: Quick Exploration
Tim Brzezinski
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Exploring Polygon Angles: Triangle th…
Tim Brzezinski
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Quiz: Distance in the Coordinate Plan…
Tim Brzezinski
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Triangle Exterior Angle
Tim Brzezinski
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Geometry Resources
Tim Brzezinski
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HL: Hypotenuse-Leg Action!
Tim Brzezinski
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Parallel Lines & Related Angles
Tim Brzezinski
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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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Number Pyramids
Jennifer Silverman
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Graph the Line
Steve Phelps
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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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05.1 Measures of Central Tendency
sonom
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Hilbert curve
Thijs
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Moss Egg by Robert Dixon
Bill Lombard
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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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Rotating a Triangle Around a Coordina…
Steve Phelps
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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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