Ch 25: Trigonometric Applications Lesson Plans

About This Chapter

The Trigonometric Applications chapter of this course is designed to help you plan and teach trigonometric applications in your classroom. The video lessons, quizzes and transcripts can easily be adapted to provide your lesson plans with engaging and dynamic educational content. Make planning your course easier by using our syllabus as a guide.

Weekly Syllabus

Below is a sample breakdown of the Trigonometric Applications chapter into a 5-day school week. Based on the pace of your course, you may need to adapt the lesson plan to fit your needs.

Day Topics Key Terms and Concepts Covered
Monday Solving oblique triangles with the law of cosines How to use the law of cosines to solve oblique triangles
Tuesday Real world problems and the law of cosines How the law of cosines can be applied to real world problems
Wednesday Solving triangles with the law of sines How to use the law of sines to solve oblique triangles and how to determine when it's necessary to use it for solving triangles
Thursday Real world problems and the law of sines How the law of sines can be applied to real world problems
Friday Proving addition and subtraction formulas How to prove addition and subtraction formulas for sine, cosine and tangent

5 Lessons in Chapter 25: Trigonometric Applications Lesson Plans
Test your knowledge with a 30-question chapter practice test
Solving Oblique Triangles Using the Law of Cosines

1. Solving Oblique Triangles Using the Law of Cosines

After watching this video lesson, you will be able to use the law of cosines to help you find a missing side or missing angle of any kind of triangle. Also, you will see what oblique triangles are.

Solving Real World Problems Using the Law of Cosines

2. Solving Real World Problems Using the Law of Cosines

After watching this video lesson, you will be able to use the law of cosines to solve real-world problems. Learn what kinds of real-world problems the law of cosines can help you solve.

Using the Law of Sines to Solve a Triangle

3. Using the Law of Sines to Solve a Triangle

After watching this video lesson, you will be able to use the law of sines to find a missing side of a triangle as well as a missing angle of a triangle. Learn what you need to know about the triangle in order to use the formula.

Solving Real World Problems Using the Law of Sines

4. Solving Real World Problems Using the Law of Sines

After watching this video lesson, you will be able to use the law of sines to solve problems that you will encounter in the real world. Learn what kind of shape you need in order to solve your real world problems.

Proving the Addition & Subtraction Formulas for Sine, Cosine & Tangent

5. Proving the Addition & Subtraction Formulas for Sine, Cosine & Tangent

Watch this video lesson, and you will see how the angle sum and difference identities are derived for sine, cosine, and tangent. You will also learn how you can use these identities to help you solve problems.

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

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