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# Unit Overview: Circles

## Lessons:

8 lessons

### Parts of a circle

In this lesson, we will learn about the different parts of a circle and the relationship between the diameter and the radius.

• 1 Quiz
• 14m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Circumference of a circle

In this lesson, we will learn about the relationship between the circumference and the diameter.

• 2 Quizzes
• 14m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Fractions of a circle

In this lesson, we will learn how to calculate the arc length for fractions of circles.

• 2 Quizzes
• 11m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Compound Perimeter

In this lesson, we will calculate the perimeter of shapes involving fractions of circles.

• 2 Quizzes
• 23m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Area of a circle

In this lesson, we will learn to calculate the area of a circle using a radius or diameter. We will also learn how to work backwards from the area of a circle to determine the radius and diameter.

• 2 Quizzes
• 23m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Finding a formula

In this lesson, we will look at different formulas for area of a circle and combine your knowledge with the work on circumference.

• 2 Quizzes
• 17m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Area of sectors

In this lesson, we will learn how to find the areas of sectors using a radius or diameter.

• 2 Quizzes
• 11m Video
• Presentation(PPT)
• Worksheet
• Transcript

### Compound area problems

In this lesson, we will learn how to calculate the area of compound shapes involving circles.

• 2 Quizzes
• 18m Video
• Presentation(PPT)
• Worksheet
• Transcript