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Ch 7: Prentice Hall Geometry Chapter 7: Similarity

About This Chapter

The Similarity chapter of this Prentice Hall Geometry Textbook Companion Course helps students learn essential geometry lessons of similarity. Each of these simple and fun video lessons is about five minutes long and is sequenced to align with the Similarity textbook chapter.

How it works:

  • Identify the lessons in Prentice Hall Geometry Similarity chapter with which you need help.
  • Find the corresponding video lessons within this companion course chapter.
  • Watch fun videos that cover the similarity topics you need to learn or review.
  • Complete the quizzes to test your understanding.
  • If you need additional help, rewatch the videos until you've mastered the material or submit a question for one of our instructors.

Students will learn about:

  • Calculating ratios
  • Defining the properties of proportions
  • Writing similarity and proportionality statements
  • Comparing and constructing similar polygons
  • Identifying similar triangles
  • Using the AA criterion to prove triangles are similar
  • Proving triangles are similar with the transitive property
  • Identifying properties and proportions of right triangles
  • Using a geometric mean to solve problems
  • Working with the triangle proportionality theorem

Prentice Hall Geometry is a registered trademark of Prentice Hall, which is not affiliated with Study.com.

7 Lessons in Chapter 7: Prentice Hall Geometry Chapter 7: Similarity
Test your knowledge with a 30-question chapter practice test
Ratios and Proportions: Definition and Examples

1. Ratios and Proportions: Definition and Examples

Watch this video lesson to learn how ratios and proportions are related. Also, learn how ratios and proportions are used in real life and how you can apply them to yours.

Proportion: Definition, Application & Examples

2. Proportion: Definition, Application & Examples

When we want to compare one ratio, or fraction, to another equivalent ratio, it's a proportion. Learn all about proportions and practice solving proportion problems in this lesson.

Similar Polygons: Definition and Examples

3. Similar Polygons: Definition and Examples

Watch this video to learn what makes two polygons similar to each other. You'll also learn the one distinguishing aspect of similar polygons and see an example of how to compare two polygons.

How to Identify Similar Triangles

4. How to Identify Similar Triangles

Similar triangles have the same characteristics as similar figures but can be identified much more easily. Learn the shortcuts for identifying similar triangles here and test your ability with a quiz.

The Transitive Property of Similar Triangles

5. The Transitive Property of Similar Triangles

Watch this video lesson and you will understand what the transitive property is and how it applies to similar triangles. Watch as we apply the transitive property to three similar triangles.

Applications of Similar Triangles

6. Applications of Similar Triangles

Similar triangles are used to solve problems in everyday situations. Learn how to solve with similar triangles here, and then test your understanding with a quiz.

Properties of Right Triangles: Theorems & Proofs

7. Properties of Right Triangles: Theorems & Proofs

In this lesson, you will learn about the properties of and theorems associated with right triangles, which have a wide range of applications in math and science. Specifically, we will discuss and prove the Pythagorean theorem and the right triangle altitude theorem. Let's get started.

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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