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GoGeometry Action 3!
Author:
Tim Brzezinski
Topic:
Triangles
Creation of this applet was inspired by a
tweet
posted by
Antonio Gutierrez
.
How can you formally prove what this applet informally illustrates?
GeoGebra
Quick (Silent) Demo
New Resources
van Aubel's Theorem
Rotating Points (Optical Illusion)
Slope of a Straight Line: Run and Rise
Ellipse, Hyperbola and Circle as Envelopes
Slope Field (1)
Discover Resources
Moulin
Circles and Segments
Angles (in degrees) and the Unit Circle
Diameter
Review: Construct a bisector of angle BAC
Discover Topics
Integral Calculus
Parametric Curves
Tree Diagrams
Differential Calculus
Linear Programming or Linear Optimization