# Ch 8: Discovering Geometry Chapter 8: Area

The Area chapter of this Discovering Geometry Companion Course aligns with the same chapter in the Discovering Geometry textbook. These simple and fun video lessons are about five minutes long and help you learn the essential lessons about measuring figures and determining size. DISCOVERING GEOMETRY is a registered trademark of Angela H. Snead. Study.com has no affiliation with and is not endorsed by Angela H. Snead, by Michael Serra, the author and copyright holder of Discovering Geometry: An Investigative Approach; or by Kendall Hunt Publishing, the textbook's publisher.

## How It Works:

• Find the lesson within this chapter that corresponds to what you're studying in the Area chapter of your textbook.
• Watch fun videos that cover the mathematical concepts you need to learn or review.
• Complete the quiz after watching each video lesson 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.

## Chapter Topics

You'll learn all of the math topics covered in the textbook chapter, including:

• How to measure the area of a rectangle
• How to calculate the area of a parallelogram
• How to calculate the area of rectangles and triangles
• How to figure the area of a trapezoid
• How to solve the area of complex figures
• How to measure the area of polygons
• How to determine the area and circumference of circles
• The meaning of the arc length of a sector
• How to calculate the area of a segment, annulus and sector of a circle
• The definition of a surface area

9 Lessons in Chapter 8: Discovering Geometry Chapter 8: Area
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

### Earning College Credit

Did you know… We have over 200 college courses that prepare you to earn credit by exam that is accepted by over 1,500 colleges and universities. You can test out of the first two years of college and save thousands off your degree. Anyone can earn credit-by-exam regardless of age or education level.