# Ch 25: COOP Exam: Triangles

Use these videos and quizzes to brush up on your knowledge of triangles and the solving of triangle problems. You will find this material helpful as you prepare to take the COOP exam.

## COOP Exam: Triangles - Chapter Summary

The lessons in this chapter are designed to help you understand and apply problem-solving practices regarding triangles. You can review processes for solving perimeter, area and angles, in addition to classifying and defining triangles. The following topics are reviewed in these lessons:

• Identifying the parts and properties of a triangle
• Classifying types of triangles
• Solving specific triangle problems
• Identifying similar triangles
• Constructing and illustrating triangles
• Discussing concurrent lines in a triangle
• Defining median, altitude, and angle bisector
• Applying concepts to solve problems regarding other shapes

Short, fun videos and visual examples can be helpful in retaining the material addressed in these lessons. Accompanying quizzes are used to gauge what you have retained and areas in which you need further review.

## COOP Exam: Triangles Chapter Objectives

Mastering the material covered in the Triangles chapter can assist you in taking the mathematical portion of the COOP's achievement component. The math portion covers reasoning, functions, patterns, relations, and other concepts.

The paper-based exam includes 180 multiple-choice questions and is given to New Jersey students in 8th grade who are looking to enter a Catholic High school. When scores are compared to those of same-grade students, a 'good' score is considered in the 50th-74th percentile, with 'very strong' scores at or above the 75th percentile.

9 Lessons in Chapter 25: COOP Exam: 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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### Other Chapters

Other chapters within the COOP Exam - New Jersey: Practice & Study Guide course

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