Name:___________________________________________________Date:___________________Period:____
Circumference and Area Homework Worksheet.
Find the radius of each circle. Use 3.14 for 𝚷. Round your answer to the nearest tenth.
1. 𝐶 = 62.8 𝑚𝑖
2. 𝐶 = 69.1 𝑦𝑑
Find the diameter of each circle. Use 3.14 for 𝚷. Round your answer to the nearest tenth.
3. 𝐶 = 12.6 𝑐𝑚
4. 𝐶 = 25.1 𝑓𝑡
Find the radius of each circle. Use 3.14 for 𝚷.
5. 𝐴 = 200.96 𝑖𝑛2
6. 𝐴 = 615.44 𝑓𝑡 2
Find the diameter of each circle. Use 3.14 for 𝚷.
7. 𝐴 = 907.46 𝑐𝑚2
8. 𝐴 = 25.1 𝑓𝑡 2
Find the area of each circle. Do not use 3.14 for 𝚷.
9. 𝐶 = 6 Π 𝑐𝑚
10. 𝐶 = 22 Π in
Find the area of each circle. Use 3.14 for 𝚷. Round your answer to the nearest tenth.
11. 𝐶 = 28.26 𝑐𝑚
12. 𝐶 = 18.84𝑐𝑚
Find the circumference of each circle. Do not use 3.14 for 𝚷.
13. 𝐴 = 324 Π 𝑖𝑛 2
14. 𝐴 = 256 Π 𝑐𝑚 2
Find the circumference of each circle. Use 3.14 for 𝚷. Round your answer to the nearest tenth.
15. 𝐴 = 1384.71 𝑖𝑛 2
16. 𝐴 = 254.34 𝑚𝑚2