**This course begins Summer 2021.**

Is the rest of the class leaving you behind? Just can’t seem to get what you need from the class? Introducing Dave’s online math course: Additional Topics in Trigonometry. Dave keeps you interested, engaged, and with Dave, you always have the big picture in mind.

## Who This Course is For

- Students in college who want to learn more mathematics.
- Anyone interested in additional topics in trigonometry.
- Students who are enrolled in precalculus and want to improve their grade.
- Anyone interested in getting prepared for calculus 1.
- Anyone wanting to learn about the law of sines, the law of cosines, vectors in the plane, dot products, and complex numbers.

## Requirements

There is no required textbook, though you will need an up-to-date web browser, paper, and pen. A hand-held scientific calculator of your choice is required.

## What You’ll Learn in Additional Topics in Trigonometry

- Law of Sines
- Solving Triangles
- The Ambiguous Case (SSA)
- Area of an Oblique Triangle
- Law of Cosines
- Heronâ€™s Area
- Formula Component Form of a Vector
- Vector Operations
- Unit Vectors
- Direction Angles
- Applications of Vectors
- The Dot Product of Two Vectors
- The Angle Between Two Vectors
- Finding Vector Components Work
- The Complex Plane
- Trigonometric Form of a Complex Number
- Multiplication and Division of Complex Numbers
- Powers of Complex Numbers Roots of Complex Numbers

## Course Description

## Recommended Prerequisites for Additional Topics in Trigonometry

I recommend the prerequisite course Analytic Trigonometry. If you’re not sure if this course is for you, checkout the course contents below or find out more by checking out my free precalculus articles.

## Course Content

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Lesson Content

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