# Ch 18: Angles

This chapter uses short videos to explain types of angles to your third to fifth grade student. Quizzes at the end of every lesson, and a test at the end of the chapter, help you see how well your child understands angles.

## Angles - Chapter Summary

Use this chapter's videos and accompanying quizzes to help your child learn concepts surrounding angles, like how to measure and identify different types of angles. Students will also learn the difference between obtuse, acute, right and straight angles, as well as study adjacent angles. These lessons and quizzes will reinforce what your child is learning in school, or help them in subjects wherein they have fallen behind.

## Chapter Lessons and Objectives

Lesson Objective
What is an Acute Angle? - Definition, Description & Examples At the end of this lesson your student should be able to identify acute angles.
What is an Obtuse Angle? - Definition & Examples This lesson provides examples of obtuse angles and how to identify them.
What is a Right Angle? - Definition, Formula & Quiz Students gain an understanding of what a right angle is.
Identifying Straight Angles Instructors present ways to determine straight angles.
Angles of 90, 180, 270 & 360 Degrees Your student will study various types of angles. The lesson shows how to measure these types of angles.
How to Measure Angles with a Protractor This lesson provides an overview of how to use a protractor when measuring angles.

4 Lessons in Chapter 18: Angles
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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