# Ch 7: Basic Geometry: Circles

The Basic Geometry: Circles chapter of this Basic Geometry: Help & Review course is the simplest way to master circles. This chapter uses simple and fun videos that are about five minutes long, plus lesson quizzes and a chapter exam to ensure you learn the essentials of circles.

## Who's It For?

Anyone who needs help learning or mastering circles material will benefit from the lessons in this chapter. There is no faster or easier way to learn about circles. Among those who would benefit are:

• Students who have fallen behind in understanding circles
• Students who struggle with learning disabilities or learning differences, including autism and ADHD
• Students who prefer multiple ways of learning math (visual or auditory)
• Students who have missed class time and need to catch up
• Students who need an efficient way to learn about circles
• Students who struggle to understand their teachers
• Students who attend schools without extra math learning resources

## How It Works:

• Find videos in our course that cover what you need to learn or review.
• Press play and watch the video lesson.
• Refer to the video transcripts to reinforce your learning.
• Test your understanding of each lesson with short quizzes.
• Verify you're ready by completing the Basic Geometry: Circles chapter exam.

## Why It Works:

• Study Efficiently: Skip what you know, review what you don't.
• Retain What You Learn: Engaging animations and real-life examples make topics easy to grasp.
• Be Ready on Test Day: Use the Basic Geometry: Circles chapter exam to be prepared.
• Get Extra Support: Ask our subject-matter experts any circles question. They're here to help!
• Study With Flexibility: Watch videos on any web-ready device.

## Students Will Review:

This chapter helps students review the concepts in a circles unit of a standard basic geometry course. Topics covered include:

• The properties of a circle
• How to calculate the circumference of a circle
• Definition of central and inscribed angles
• Inscribed and circumscribed figures

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

### Earning College Credit

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