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Happy Valentines day!
Author:
Pär Sandström
GeoGebra
1. What kind of functions have been used? 2. Can you do in in 3D?
New Resources
Limaçon / Cardioid as a Locus - A Classical Construction
Ellipse as Envelope - Correspondence Method
Rotating Points (Optical Illusion)
Viviani's Window
Stairs (Optical Illusion)
Discover Resources
Triangle Angle-Sum Theorem
Untitled
Fixing Pythagorean Theorem
tan theta
Chapter 1: slope field stable/unstable
Discover Topics
Piecewise Functions
Congruence
Vectors 2D (Two-Dimensional)
Trigonometry
Linear Functions