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Trigonometry Courses

Find high school trigonometry courses, study guides and online textbooks for students of all abilities. Our self-guided lesson format and approachable teaching style make it easy to understand trigonometric functions and their applications.

How It Works

  • Choose a trigonometry course: We offer high school trigonometry resources that can help you learn or review methods for working with linear equations, inequalities, complex numbers, trigonometric functions and trigonometric identities.
  • Watch engaging video lessons: Short instructional videos cover problem-solving and graphing steps in a way that makes them easy to understand.
  • Take self-checking quizzes and tests: Get plenty of trigonometry practice by taking the quizzes included with each lesson. You can also hone your problem-solving skills with chapter tests and a practice final exam.
  • Ask our trigonometry experts for help: Experienced instructors are available to answer all of your course questions.

Who Our Courses Are For

  • Students trying to get ahead in their trigonometry courses
  • Students who need help completing homework assignments
  • Students who'd benefit from remedial trigonometry instruction
  • Parents looking for resources to teach their homeschooled students

Why Our Courses Work

  • Multiple lesson formats: You'll find instructional materials suited to any learning style. Each course includes video lessons and transcripts you can view at your own pace.
  • Expert instruction: You'll benefit from our instructors' experience and expertise not only when watching the lessons, but also when taking quizzes and tests. They're here to provide you with support if you get stuck on a practice problem.
  • Thousands of lessons: Access resources for your other high school classes with the same subscription you use to view your trigonometry lessons. We offer courses and study guides for English, science, history, music and more.

Easily Master Trigonometry

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High School Trigonometry: Help and Review
High School Trigonometry: Help and Review
Trigonometry
View Lessons (228)
Algebra II: High School
Algebra II: High School
Trigonometry
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High School Trigonometry: Tutoring Solution
High School Trigonometry: Tutoring Solution
Trigonometry
View Lessons (201)
High School Trigonometry: Homework Help Resource
High School Trigonometry: Homework Help Resource
Trigonometry
View Lessons (203)
Trigonometry: High School
Trigonometry: High School
Trigonometry
View Lessons (169)
CAHSEE Math Exam: Test Prep & Study Guide
CAHSEE Math Exam: Test Prep & Study Guide
Trigonometry
View Lessons (209)
Trigonometry Curriculum Resource & Lesson Plans
Trigonometry Curriculum Resource & Lesson Plans
Trigonometry
View Lessons (226)
Fundamental Trigonometry
Fundamental Trigonometry
Trigonometry
View Lessons (230)
CEOE Advanced Mathematics: Practice & Study Guide
CEOE Advanced Mathematics: Practice & Study Guide
Trigonometry
View Lessons (497)
Algebra 2 and Trig Textbook
Algebra 2 and Trig Textbook
Trigonometry
View Lessons (259)
AP EAMCET E (Engineering): Study Guide & Test Prep
AP EAMCET E (Engineering): Study Guide & Test Prep
Trigonometry
View Lessons (353)
High School Trigonometry: Homeschool Curriculum
High School Trigonometry: Homeschool Curriculum
Trigonometry
View Lessons (222)
TACHS: Practice & Study Guide
TACHS: Practice & Study Guide
Trigonometry
View Lessons (388)
CUNY Assessment Test in Math: Practice & Study Guide
CUNY Assessment Test in Math: Practice & Study Guide
Trigonometry
View Lessons (278)
MHT-CET: Practice & Study Guide
MHT-CET: Practice & Study Guide
Trigonometry
View Lessons (353)
JEE (Advanced): Study Guide & Test Prep
JEE (Advanced): Study Guide & Test Prep
Trigonometry
View Lessons (387)
MTTC Mathematics (Elementary): Practice & Study Guide
MTTC Mathematics (Elementary): Practice & Study Guide
Trigonometry
View Lessons (475)
BITSAT Exam - Math: Study Guide & Test Prep
BITSAT Exam - Math: Study Guide & Test Prep
Trigonometry
View Lessons (280)
High School Trigonometry Textbook
High School Trigonometry Textbook
Trigonometry
View Lessons (230)
AP EAMCET E & AM (Engineering, Agriculture & Medical) Study Guide
AP EAMCET E & AM (Engineering, Agriculture & Medical) Study Guide
Trigonometry
View Lessons (545)
JEE (Main): Study Guide & Test Prep
JEE (Main): Study Guide & Test Prep
Trigonometry
View Lessons (399)
ICAS Mathematics - Paper G & H: Test Prep & Practice
ICAS Mathematics - Paper G & H: Test Prep & Practice
Trigonometry
View Lessons (66)
UPSEE Paper 4: Study Guide & Test Prep
UPSEE Paper 4: Study Guide & Test Prep
Trigonometry
View Lessons (91)

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