# Ch 4: Prentice Hall Geometry Chapter 4: Congruent Triangles

The Congruent Triangles chapter of this Prentice Hall Geometry Textbook companion course helps students learn essential geometry lessons of congruent triangles. Each of these simple and fun video lessons is about five minutes long and is sequenced to align with the Congruent Triangles textbook chapter.

## How it works:

• Identify the lessons in the Prentice Hall Geometry Congruent Triangles chapter with which you need help.
• Find the corresponding video lessons within this companion course chapter.
• Watch fun videos that cover the congruent triangles 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:

• Identifying congruent figures and corresponding parts
• Converse of a statement
• Similarity transformations in corresponding figures
• Triangle congruence postulates
• Proving relationships in figures
• The AAS (angle-angle-side) theorem
• Congruence proofs
• Congruency of isosceles triangles
• Converse of isosceles triangle theorem
• Congruency of equilateral triangles
• The HL (hypotenuse leg) theorem
• The HA (hypotenuse angle) theorem
• Congruency of right triangles
• Properties of concurrent lines in a triangle
• Using congruent triangles to plan and write proofs
• Using overlapping triangles in proofs
• Using congruent triangles to prove constructions are valid

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

9 Lessons in Chapter 4: Prentice Hall Geometry Chapter 4: Congruent Triangles
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

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