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Working With Circles and Circular Figures Practice Questions

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Updated on Apr 25, 2014

Review the following concept if necessary: Working With Circles and Circular Figures Study Guide.

Working With Circles and Circular Figures Practice Questions

Problems

Find the approximate circumference of each circle shown or described. Use 3.14 for π.

  1. Working With Circles And Circular Figures
  2. Working With Circles And Circular Figures
  3. d = 7 m
  4. r = 25 m
  5. Working With Circles And Circular Figures

 

Find the approximate area for each circle shown or described. Use 3.14 for π.

  1. Working With Circles And Circular Figures
  2. Working With Circles And Circular Figures
  3. r = 13 cm
  4. d = 24 in
  5. Working With Circles And Circular Figures

 

Find the surface area of each cylinder. Use 3.14 for π.

  1. Working With Circles And Circular Figures
  2. Working With Circles And Circular Figures
  3. Cylinder: r = 6 ft., h = 16 ft.
  4. Cylinder: d = 18 cm, h = 3 cm

 

Find the volume of each cylinder shown or described. Use 3.14 for π.

  1. Cylinder: r = 3 ft., h = 12 ft.
  2. Cylinder: d = 22 ft., h = 12 ft.

 

Find the volume of each cone shown or described. Use 3.14 for π.

 

Find the surface area of each sphere shown or described. Use 3.14 for π.

  1. Sphere: r = 16 cm
  2. Sphere: r = 20 ft.

 

Find the volume of each sphere. Use 3.14 for π.

  1. Working With Circles And Circular Figures
  2. Working With Circles And Circular Figures
  3. Sphere: r = 12 m
  4. Sphere: d = 9 ft.

Answers

  1. 47.1 ft.
  2. 69.08 in.
  3. 21.98 m
  4. 157 m
  5. c = 25.12 cm
  6. 78.5 ft.2
  7. 200.96 m2
  8. 530.66 cm2
  9. 452.16 in.2
  10. 12.56 cm2
  11. 81.64 cm2
  12. 747.32 in.2
  13. 828.96 ft.2
  14. 678.24 cm2
  15. 1,271.7 cm3
  16. 339.12 m3
  17. 339.12 ft.3
  18. 4,559.28 ft.2
  19. 100.48 m3
  20. 340.17 in.3
  21. 452.16 cm3
  22. 256.43 ft.3
  23. 615.44 m2
  24. 803.84 in.2
  25. 3,215.36 cm2
  26. 5,024 ft.2
  27. 523.3 m3
  28. 1,436.03 in.3
  29. 7,234.56 m3
  30. 381.51 ft.3

 

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