GeoGebra
Trigonometry
Defining Trigonometric Ratios for Acute Angles
Introduction to Sine
Introduction to Cosine & Tangent
Defining Trigonometric Ratios for Arbitrary Angles
Defining Trigonometric Ratios
Graphs of Trigonometric Functions
Unit Circle and Sine Graph
Unit Circle and Cosine Graph
Unit Circle and Tangent Graph
GeoGebra
Trigonometry
Author:
Anthony OR 柯志明
Table of Contents
Defining Trigonometric Ratios for Acute Angles
Introduction to Sine
Introduction to Cosine & Tangent
Defining Trigonometric Ratios for Arbitrary Angles
Defining Trigonometric Ratios
Graphs of Trigonometric Functions
Unit Circle and Sine Graph
Unit Circle and Cosine Graph
Unit Circle and Tangent Graph
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Triangle Congruency Tests
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Unknown Concurrency #1
General transformations
Discover GeoGebra
Dilation ScaleFactor & Similarity
The Centroid Mayerly Ospina
Chapter 11: Surface Area and Volume
Pre-Algebra Lesson 41
Reflection
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