Opsummering
Trigonometry Collected Resources
This book collects GeoGebra activities for studying Trigonometry. Most of these were first curated by my student Janice Podgurski, who also created several of the activities as part of her Mathematics Senior Project.
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Basic Geometric Concepts
Basic Triangle Properties
Triangle Congruence & Similarity
- Triangle Congruence
- SAS Triangle Congruence Exploration Euclidean Geometry
- SAS: Dynamic Proof!
- SAS Triangle Similarity Theorem
- SAS Similarity Theorem: Exploration
- ASA Theorem?
- ASA Triangle Congruence Exploration Euclidean Geometry
- ASA Triangle Congruence Theorem Proof
- Angle-Side-Angle (ASA): Quick Exploration
- SSS Triangle Congruence Exploration Euclidean Geometry
- SSS Triangle Exploration
- SSS ~ Theorem (V1)
- SSS ~ Theorem (V2)
- SSS: Dynamically Illustrated
- AAS Triangle Congruence Exploration Euclidean Geometry
- Angle-Angle-Side (AAS): Quick Exploration
- AAS Triangle Congruence Exploration Euclidean Geometry
- SSA Theorem?
- SSA Triangle Congruence Exploration Euclidean Geometry
- AAA Triangle Exploration Euclidean Geometry
- AA Similarity Theorem
Right Triangle Trigonometry
- Defining the Sine, Cosine, and Tangent
- Special Triangles
- Right Triangle Trig Intro and Exploration (2)
- Right Triangle Trig Intro and Exploration (2)
- "SOH-CAH-TOA" FAILED to Show You This
- New Trig ID's from Similar Right Triangles (V2)
- Thinking Classroom Exploration: Using Trig Ratios to Solve for Sides of Right Triangles
- Right Triangle Trig Intro and Exploration
- Right Triangle Trig: Solving for Sides
- Right Triangle Trig: Solving for Sides (2)
- Right Triangle Trig: Solving for Sides
- 4Q Quiz: Right Triangle Trig - Solving for Sides
- Basic Trigonometry with a Right Angled Triangle
- Investigating Trigonometry Ratios
- Trigonometric Ratios in Right Triangles
- New Trig IDs From Similar Right Triangles
- Investigating Trigonometry Ratios
- Definition of Trigonometry
- Trigonometry Tracer
- Trigonometry-Area Formula
- Trigonometry ASTC introduction
- Trigonometry Investigation
- Trig Function Values (30 Degrees)
- Trig Function Values (60 Degrees)
- Trig Function Values (45 Degrees)
- 4Q Quiz: Identifying Trig Ratios
- 4Q Quiz: Identifying Trig Ratios
- Trig Ratio Estimations (Quiz: V2)
Circular Trigonometric Functions
- Circular Trig Functions
- The Unit Circle (Part 1)
- The Unit Circle (Part 2)
- Trigonometry Reference
- Trig Circle Start: Multiples of 30°
- Trig Circle: Coordinates of Special Angle Values
- Unit circle for trigonometry.
- Trig Reference Circle: Choose Your Own Radius
- Trig Reference Circle (2): Choose Your Own Radius
- Trigonometry with unit circle
- Quiz: Quadrant Logic (Trig)
- 4Q Quiz: Quadrant Logic (Trig)
- Trig Quadrant Logic (2)
- Evaluating Trig Functions Given a Point on the Terminal Ray
Graphing Trigonometric Functions
- Graphing Basic Trig Functions
- Open Middle: Graphing Trig Functions Exercise
- Open Middle: Graphing Trig Functions Exercise (2)
- Graphing and Transforming Trigonometry Functions
- Investigating Trigonometry Graph Transformations
- 4 Parent Trig Functions
- Trigonometry function
- The Trigonometry Functions
- Open Middle: Build a Trig Equation (1)
- Open Middle: Build a Trig Equation (2)
- Open Middle: Build a Trig Equation (3)
- Open Middle: Build a Trig Equation (4)
- Open Middle: Build a Trig Equation (5)
- Open Middle: Build a Trig Equation (6)
- Open Middle: Build a Trig Equation (7)
- Open Middle: Build a Trig Equation (8)
- Basic Trig Graphing Open Middle Problem
- Basic Trig Graphing Open Middle Problem
Trigonometric Identities
- Double Angle Trig Identity: Proof via Equal Areas
- Trig Identity Shown Graphically
- Trigonometric identities: Part I
- Trigonometric identities: Part II
- Trigonometric identities: Part III
- Special Trigonometric Identities: Quick Exploration
- Tangent of a Difference: Trig Identity Puzzle + Proof!
- Trig ID Movie (II)
- Trig ID Movie (III)
- Trig Identity (3) - Geometric Investigation
- Trig Identity (4) - Geometric Investigation
- A Very Unusual Trig Identity
- Trig Identities from Similar Right Triangles (I)
- Pythagorean Trigonometric Identity (1)
- Proofs in Trigonometric Identities Practice : Scaffolded with Drag n Drop
- Another Popular Trig Identity
- New Trig ID's from Similar Right Triangles (V2)
- New Trig IDs From Similar Right Triangles
- Trig Identity via Areas (2): Dynamic Illustrator
- Trig Identities from Similar Right Triangles (II)
- Bizzare Trig Identity?
- Trig Identity via Areas: Dynamic Illustrator
- Trig ID: Geometric Investigation
Inverse Trigonometric Functions
- Using Inverse Trig Functions to Express Angle Measures
- Evaluating Inverse Trig Functions of Special Ratios
- 4Q Quiz: Evaluating Inverse Trig Functions of Special Ratios
- 4Q Quiz: Using Inverse Trig Functions to Express Angle Measures
- Compositions of Trig & Inverse Trig Functions (1)
- Evaluating Compositions of Trig & Inverse Trig Functions (2)
- 4Q Quiz: Compositions of Trig & Inverse Trig Functions (1)
- Inverse Trig Functions: Intuitive Explorations
Vectors