Ch 3: Big Ideas Math 8th Grade Chapter 3: Angles & Triangles

About This Chapter

The Angles & Triangles chapter of this Big Ideas Math Common Core 8th Grade Textbook Companion Course helps students learn the essential lessons associated with angles and triangles. Each of these simple and fun video lessons is about five minutes long and is sequenced to align with the Angles & Triangles textbook chapter.

How It Works:

  • Identify lessons in the Big Ideas Math textbook's Angles & Triangles chapter with which you need help.
  • Find the corresponding video lessons within this companion course chapter.
  • Watch fun videos that cover the angle and triangle topics you need to learn or review.
  • Complete the quizzes to test your understanding.
  • If you need additional help, re-watch the videos until you've mastered the material or submit a question for one of our instructors.

Chapter Topics

You'll learn all of the math topics covered in the textbook chapter, including:

  • Perpendicular, parallel and transverse lines
  • Triangles' exterior and interior angles
  • Measuring angles
  • The sum of a polygon's interior angles
  • Methods for identifying similar triangles

Big Ideas Math is a registered trademark of Larson Texts, Inc., which is not affiliated with

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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