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Investigating the tri. ratio
Author:
Lam Ho Yeung
GeoGebra
New Resources
Viviani's Window
Bottema's Theorem
Pelecoid
Rotating Points (Optical Illusion)
Introduction
Discover Resources
Integrated Math Constructions
Prove: O,K,L,M,N are concyclic (5-point circle)
See what happens if you change m or c
Quiz: Evaluating Trigonometric Functions of Angles Given a Point on its Terminal Ray
Solving Equations with Rational Numbers: IM 7.5.15
Discover Topics
Arithmetic Operations
Area
Stochastic Process or Random Process
Angles
Integral Calculus