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Browse apps with Geometry Expressions Source Files ~~~ Browse Apps with TI-Nspire Versions
Circles, Tangents, and Heptagon Diagonals
Tautochrone pendulum
Morph curve depends on the parametrization of the circle
Twisted Savonius Wind Turbine Full Geometric Model (without traces/surfaces)
Four Bar Linkage
Relation of tangent slope to derivative
4 bar linkage pendulum
Combining Like Terms I
Function composition challenge 2
Cosine Rule
Bhaskara’s Proof
Apparent Plane Speeds
Cubic Spline
Scotch Yoke
Reflection of parallel rays
Elliptical clock
Focus Directrix Parabola
Steiner Ellipses
Hyperbola Polar Line
Ball Throw Modeled with Mechanical Expressions
Rolling Wheel
Cycloid is the Brachistochrone
The Three Primary Types of Wind Turbine, Animated as if in Operation (High-Quality - Slow-loading)
Miller_Applet 4
Parabolic Mirror
Double Pendulum
Ellipse as locus of circle center
The Difference of Two Circles Is A Line
Dreamcatcher
Sinusoidal Tangent Mirrors
Cevians
Example: Altitude of a Triangle
Least Squares Regression
Archimedes Angle Theorem
Quadratic Zeros III
Example: A Second Look at Euclid's Equilateral Triangle
Arcuri_App2
Triangle Areas
Conic through 5 points
Minimum Distance Explained
Residual Basics
Trammel foci
Distributive Property
Symmedian Point
Euclids Elements - Book 3 - Proposition 14
Circle Involute
Prop01
Piano Moving 2
Point on a Parametric Curve
The Sine Function
Euclid Book 6 Proposition 1
Area Between The Curves
Caustic Formation
Hendecagon Diagonals, Circles and Tangents
Parabolic Solar Cooker
Planet's Orbit by Emily Walker
Rotating Cube
Epic Circle Trace 3
Gear pair
hyperbolic clock with explanation
Circle Envelope
The Cosine Function
Horizontal Dilations
A Three Body Problem
Example: Pictures
Approximation of a Parabola
Hyperbolic clock
Ferry Problem
Quad Clock
Tchebychev's Straight Line Linkage
Ellipse Equations
Basic Clock
Chord Product
Spin the Chrome Icon!
Planet Orbit
Binary Clock
Locus of intersection of reflected rays
Stationary Trebuchet
Morph a circle into a square
Fourier Series
Hyperbola Definition
Abacus Clock
Tangents to Polar Functions
Coffee Cup Caustic
A door which opens both ways
Two Pendulums
Minimum Perimeter Inscribed Triangle
Equilibrium
Angle Bisector
Example: Drawing an Ellipse
Simple Chaos Machine
Tangential Circles
First and second derivatives!
Bouncing Ball
Parabola string art
Taylor series
Largest Outscribed Equilateral Triangle
Derivative
Euclids Elements - Book 1 - Proposition 45
Equilateral triangle construction
Circle isotomic
Parabola Generalization
Residual Plots II
Moving point
Pendulum Spring Mass
Kaleidoscope clock
Death Star vs. Endor
Projectile Focus
Area of a Triangle
Miller_Applet 2
Miller_Applet 5
Euclid Book 6 Proposition 15
Epic Circle Trace
Euclid Book 6 Proposition 31
Basic Unit Circle
October Problem
Parabolic Reflector
Reflection Composition
Morph a circle into a line
Offcenter Cam*
N-Gon Approximating a Circle
Maximum Sum of Squares
Miller_Applet 1
A Median Theorem
Four Bar linkage with line
Simpson Line and 9 point Circle
Crank Slider
Alternate Ellipse Construction
Euclids Elements - Book 2 - Proposition 14
Parametric Design
Decay of Barium-141
Two Circle Trace
Tautochrone
Golden Ratio
Reflection Composition 2
Proposition 1
Soda Cantastrophy
trapezoid field
Demo
Vertical Dilations
Square as a Sum
A Path round an elliptical pool
Door Which Opens Both Ways
Protractor
Parabola Property
Gabbi's App
Newton Raphson 3 iterations
Basic Derivatives
The Tangent Function
Euclids Elements – Book 3 – Proposition 08
Polar Point Ellipse
Wheeled Trebuchet
String Art
Nicomedes Construction for Cube Root
Circles, Tangents and Nonagon Diagonals
Morphing Clock
The Idea Behind Integrals
Miller_Applet 3
Polar Proportional Point and Circle Puzzler 3
Cycloid Clock
Tridecagon Diagonals, Circles and Tangents
Derivative Calculator
Hex Flower
Triangle Support Reaction Assessment App
Ellipse Incenter Locus
Function composition challenge 6
Like Terms I
Offcentered Circular cam with a flat face reciprocating follower
Safeway Sales App (Josh Moffat)
Morley's Theorem
Decline of Lions
Optimal Performance of Box Solar Cooker
Rolling Parabola
Euclid Book 6 Proposition 19
Simpson Line
Sliding Ladder Problem
Derivative
Circle Proof
Cam with reciprocating roller follower
Nicomedes Conchoid Clock
Tchirnhausen's Cubic
A lemma of Archimedes
Box Solar Cooker
Euclids Elements – Book 1 – Proposition 42
Area of a Trapezoid
Pythagoras' Proof
Euclids Elements - Book 1 - Proposition 01
Incircle Point of Contact
Crop Circles
Inverted Trammel
Least Square Linear Regression
Discovering Pythagoras
Zipline Design
area under curve
Running For Miles
The Three Primary Types of Wind Turbine, Animated as if in Operation (small)
incircle radius
Parabola Tangent Circumcircle
Abacus Explained Properly
And the envelope please...
Four Bar Linkage
Demo
Body Temperature (degrees Fahrenheit)
Vertical Shift
Binary Abacus
unnamed2
Euclids Elements - Book 4 - Proposition 15
Cardioid Clock
Maximum Perimeter Triangle
Maximum Angle of Reflection
Angle Bisector
Circle Equation
function product challenge 2
Slope
Parabola Subnormal
circle intersections
Example: Graphical Calculus Practice
Crazy Clock
Reflection Clock
Binary Test
Prop11
Weighted sum of distances
Trebuchet
Combination of Reflections through Oblique Lines
Symmetric Antisymmetric Parts
Pythagorean Theorem Calculator
Ellipse Definition
Polar Line
Function Product Challenge 1
Falling faster than gravity
Euclid Book 2 Proposition 11
A Ladder Problem
Function Composition
Area of a Parallelogram
Nicomeded Conchoid Apparatus
Minimum Perimeter Triangle
reflected clocks
Polar Point Parabola
Caustic curve as focus of parabola
Quick Return Mechanism
The Goat and the Silo
Golden Spiral Approximation
Quartic Bezier Curve
Ball Throw Animation
Circle isotomic and Conchoid
Pascal's Limacon
An Arbelos Theorem
Susino_Applet3
Lifeguard Problem
Bezier curvature