# Ch 20: Functions in Trigonometry: Homeschool Curriculum

The Functions in Trigonometry unit of this High School Precalculus Homeschool course is designed to help homeschooled students learn how to use trigonometric functions. Parents can use the short videos to introduce topics, break up lessons and keep students engaged.

## Who's it for?

This unit of our High School Precalculus Homeschool course will benefit any student who is trying to learn how to solve trigonometric functions. There is no faster or easier way to about functions in trigonometry. Among those who would benefit are:

• Students who require an efficient, self-paced course of study to learn the laws of sines and cosines, conversions between radians and degrees, the double-angle formula, and values of special angles.
• Homeschool parents looking to spend less time preparing lessons and more time teaching.
• Homeschool parents who need a mathematics curriculum that appeals to multiple learning types (visual or auditory).
• Gifted students and students with learning differences.

## How it works:

• Students watch a short, fun video lesson that covers a specific unit topic.
• Students and parents can refer to the video transcripts to reinforce learning.
• Short quizzes and a Functions in Trigonometry unit exam confirm understanding or identify any topics that require review.

## Functions in Trigonometry Unit Objectives:

• Explore cotangent, secant and cosecant.
• Discover the types and properties of special right triangles.
• Memorize the first quadrant of a unit circle.
• Learn to use the double angle formula.
• Define the law of cosines.
• Find the trigonometric functions for sine, cosine and tangent.
• Explain how to graph tangents.

11 Lessons in Chapter 20: Functions in Trigonometry: Homeschool Curriculum
Test your knowledge with a 30-question chapter practice test
Chapter Practice Exam
Test your knowledge of this chapter with a 30 question practice chapter exam.
Not Taken
Practice Final Exam
Test your knowledge of the entire course with a 50 question practice final exam.
Not Taken

### Earning College Credit

Did you know… We have over 200 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.

### Transferring credit to the school of your choice

Not sure what college you want to attend yet? Study.com has thousands of articles about every imaginable degree, area of study and career path that can help you find the school that's right for you.

### Other Chapters

Other chapters within the High School Precalculus: Homeschool Curriculum course

Support