Instructions
Answer the following questions about circles. Show your work where applicable.
1. Definition of a Circle
What is a circle? Provide a brief definition.
2. Components of a Circle
List and describe the main components of a circle. Include radius, diameter, circumference, and center.
3. Radius and Diameter
If the radius of a circle is 5 cm, what is the diameter? Show your calculations below.
4. Circumference of a Circle
Calculate the circumference of a circle with a radius of 7 cm. Use the formula C = 2πr (where π ≈ 3.14). Show your work below.
5. Area of a Circle
Find the area of a circle with a radius of 4 cm. Use the formula A = πr² (where π ≈ 3.14). Show your work below.
6. Real-Life Application
Think of an example from real life where circles are significant. Describe the example and explain why the circle shape is used.
7. Circle Graph
Draw a circle and divide it into 4 equal parts (quarters). Label each part with a color or different category. Provide a brief description of what each section represents.