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Area of a semicircle or quarter circle

Grade 7 math · Fieldbook Learning

Name ______________________ Date __________

Find the area of the whole circle first, then take the fraction of it that the shape shows. Use π = 3.14.

  1. A semicircle has a radius of 8 cm. Find its area in cm². Use π = 3.14.
  2. A semicircle has a radius of 21 cm. Find its area in cm². Use π = 3.14.
  3. A quarter circle has a radius of 28 cm. Find its area in cm². Use π = 3.14.
  4. A semicircle has a radius of 28 cm. Find its area in cm². Use π = 3.14.
  5. A semicircle has a radius of 9 cm. Find its area in cm². Use π = 3.14.
  6. A semicircle has a radius of 23 cm. Find its area in cm². Use π = 3.14.
  7. A semicircle has a radius of 17 cm. Find its area in cm². Use π = 3.14.
  8. A quarter circle has a radius of 18 cm. Find its area in cm². Use π = 3.14.
  9. A quarter circle has a radius of 2 cm. Find its area in cm². Use π = 3.14.
  10. A quarter circle has a radius of 11 cm. Find its area in cm². Use π = 3.14.
  11. A semicircle has a radius of 37 cm. Find its area in cm². Use π = 3.14.
  12. A quarter circle has a radius of 7 cm. Find its area in cm². Use π = 3.14.
  13. A quarter circle has a radius of 44 cm. Find its area in cm². Use π = 3.14.
  14. A semicircle has a radius of 50 cm. Find its area in cm². Use π = 3.14.
  15. A quarter circle has a radius of 58 cm. Find its area in cm². Use π = 3.14.
  16. A quarter circle has a radius of 15 cm. Find its area in cm². Use π = 3.14.
  17. A semicircle has a radius of 24 cm. Find its area in cm². Use π = 3.14.
  18. A semicircle has a radius of 49 cm. Find its area in cm². Use π = 3.14.
  19. A quarter circle has a radius of 79 cm. Find its area in cm². Use π = 3.14.
  20. A quarter circle has a radius of 56 cm. Find its area in cm². Use π = 3.14.
More free practice: fieldbooklearning.com/ca/practice/grade-7/area-of-a-semicircle-or-quarter-circle/

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Answer key: Area of a semicircle or quarter circle

  1. 100.48
  2. 692.37
  3. 615.44
  4. 1230.88
  5. 127.17
  6. 830.53
  7. 453.73
  8. 254.34
  9. 3.14
  10. 94.99
  11. 2149.33
  12. 38.47
  13. 1519.76
  14. 3925
  15. 2640.74
  16. 176.63
  17. 904.32
  18. 3769.57
  19. 4899.19
  20. 2461.76