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Trevor Leach
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Trevor Leach
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Chapter 10 Section 1 Activities
Trevor Leach
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Net and Surface Area of Triangular Prism
Trevor Leach
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12.8 Activity 12S (How are Perimeter …
Trevor Leach
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Activity 12R (Perimeter Misconceptions)
Trevor Leach
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12.9 Activity 12V (Proof of the Pytha…
Trevor Leach
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12.6: Activity 12O (Why the Area Form…
Trevor Leach
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12.6: Activity 12M (How Big is Pi?)
Trevor Leach
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12.5 Activity 12K
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12.4 Activity 12J
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12.4 Activity 12I
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12.4: Activity 12H
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Squash a Parallelogram
Trevor Leach
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Equivalent Ratios
Duane Habecker
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Poorly Drawn Quadrilaterals
Steve Phelps
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Convex quadrilaterals
Paulo Correia
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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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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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Least Squares
timteachesmath
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AQR Section 17: Mean but Sensitive
Steve Phelps
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Secant Slope Calculator
Jake Binnema
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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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Pendulum Wave Machine (Simulation)
Michael Borcherds
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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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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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