Mater Trigonometry:

Free Video Lessons

and Guided Notes

📚 Your Complete Trigonometry Learning Resource

Welcome to your one-stop resource for learning trigonometry! Whether you're just getting started or tackling more advanced topics, our step-by-step video lessons and guided notes provide everything you need to build confidence and master trigonometry. With clear explanations, interactive practice, and structured learning materials, this course makes trigonometry engaging, effective, and easy to follow. 🚀

📚 What’s Included in This Free Trigonometry Course?

🎥 Comprehensive Video Lessons

Our trigonometry video tutorials cover everything from fundamental concepts to real-world applications with:
Clear Explanations of key trigonometric principles
Step-by-Step Problem Solving with detailed solutions
Practical Examples that bridge theory and application

These videos are designed to help you build confidence in trigonometry, whether you’re preparing for exams or reinforcing key concepts..

📄 Free Downloadable Guided Notes

Enhance your learning experience with our interactive guided notes, designed to:
Reinforce Understanding – Actively engage by filling in key information as you watch
Improve Retention – Strengthen memory through hands-on learning
Stay Organized – Keep structured notes for easy review and test prep

How to Use These Resources

1️⃣ Watch the Videos – Start with our structured lessons, covering key topics step by step.
2️⃣ Download the Guided Notes – Print or use them digitally to follow along.
3️⃣ Engage Actively – Fill in the notes as you watch to reinforce understanding.
4️⃣ Review & Prepare – Use your completed notes as a valuable study tool for exams and homework.

Completed Notes Available

💡 Need pre-filled notes for quick review? Explore our store for filled-in guided notes, perfect for quick reference and review. These notes include all key information in an organized format to save you time and enhance your study experience.

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Course Outline

Filled in notes available for purchase here!

Fillable Unit Circle

List of Trigonometric Identities

Chapter 1: Basic Trigonometric Concepts

  1. Types of Angles: Acute, Right, Obtuse, Straight, and Reflex

    YouTube Video Guided Notes

  2. Degrees and Radians: Definitions and Angle Measurement

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  3. Convert Degrees to Radians and Radians to Degrees

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  4. Standard Position and Coterminal Angles

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  5. Length of a Circular Arc

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  6. Area of a Sector

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  7. Types of Triangles and Finding the Missing Angle

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  8. Similar Triangles and Their Use in Application Problems

    YouTube Video Guided Notes

Chapter 2: Right Triangle Trigonometry

  1. The Pythagorean Theorem

    YouTube Video Guided Notes

  2. Trigonometric Functions: Sine, Cosine, Tangent, Cosecant, Secant, Cotangent

    YouTube Video Guided Notes

  3. Special 45-45-90 and 30-60-90 Right Triangles

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  4. Solving a Right Triangle

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Chapter 3: Trigonometric Functions

  1. Unit Circle Introduction

    YouTube Video Guided Notes

  2. Unit Circle Angles and Coordinate Points

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  3. How to Memorize the Unit Circle

    YouTube Video Guided Notes Fillable Unit Circle

  4. How to Find Reference Angles

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  5. Trigonometric Functions of Real Numbers

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  6. Trigonometric Functions of Special Angles

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  7. How to Memorize the Signs of Trigonometric Functions

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  8. How to Find the The Exact Value of a Trigonometric Function 

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Chapter 4: Graphs of Trigonometric Functions

  1. How to Graph Sine, Cosine, and Sinusoidal Functions

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  2. Equation for the Height of a Ferris Wheel Rider

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  3. How to Graph the Tangent Function

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  4. How to Graph the Cosecant, Secant and Cotangent Functions

    YouTube Video Guided Notes

Chapter 5: Inverse Trigonometric Functions

  1. Horizontal Line Test: Inverses and One to One Functions

    YouTube Video Guided Notes

  2. Inverse Trigonometric Functions: Domain, Range, and Graphs

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  3. How to Evaluate Inverse Trigonometric Functions

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  4. How to Evaluate Compositions of Inverse Trigonometric Functions

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Chapter 6: Trigonometric Identities

List of Trigonometric Identities

  1. Trigonometric Identities - Complete List

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  2. The Pythagorean Identity

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  3. Periodicity Identities

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  4. Even and Odd Identities

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  5. Complementary/Supplementary Identities

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  6. Sum and Difference Formulas and Identities

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  7. Product to Sum and Sum to Product Identities  

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  8. Double Angle, Power Reduction, and Half Angle Identities

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  9. How To Simplify Trigonometric Expressions 

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  10. Trigonometric Identity Verification Made Easy: Learn the Steps and See Examples

    YouTube Video Guided Notes

Chapter 7: Trigonometric Equations

  1. How to Solve Basic Trigonometric Equations

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  2. How to Solve Trigonometric Equations Containing a Single Trigonometric Function 

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  3. How to Solve Trigonometric Equations Containing Multiple Angles

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  4. How to Use Factoring to Solve Trigonometric Equations

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  5. How to Solve Quadratic Trigonometric Equations

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  6. How to Use Identities to Solve Trigonometric Equations

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Extra - Master Trigonometric Equations in Minutes

YouTube Video Guided Notes

Chapter 8: Additional Topics in Trigonometry

  1. Mastering Triangle Congruence Theorems - SSS, SAS, ASA, AAS, HL

    YouTube Video Guided Notes

  2. How to Use the Law of Sines To Solve a Triangle

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  3. How to Solve The Ambiguous Case (SSA Triangle Problem)

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  4. How to Use the Law of Cosines To Solve a Triangle

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  5. Heron’s Formula

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  6. Polar Coordinates and How to Plot Polar Points

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  7. How to Convert Between Polar and Rectangular Coordinates

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  8. How to Convert Between Polar and Rectangular Equations

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  9. How to Graph Polar Equations

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  10. Plane Curves and Parametric Equations

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  11. How to Write a Complex Number in Polar Form

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  12. How to Find Powers of Complex Numbers (De Moivre’s Theorem)

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  13. Area of a Triangle Formulas

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