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Perimeter and Area Worksheet for Maths Olympiad

Maths Olympiad topic 11: Perimeter and area · Set 660 · 40 questions
TalentJR

How to solve it (Round or inside?): Rectangle: perimeter = 2 × (length + width); area = length × width. Square: perimeter = 4 × side; area = side × side. From the perimeter, side = perimeter ÷ 4. Missing side: width = area ÷ length.

NameDateTime takenScore ___ / 40
  1. 1.A rectangle is 16 cm long and 3 cm wide. What is its area? (a) 64 sq cm (b) 48 sq cm (c) 19 sq cm (d) 38 sq cm
  2. 2.A rectangle has an area of 96 sq cm and a length of 16 cm. What is its width? (a) 7 cm (b) 80 cm (c) 6 cm (d) 12 cm
  3. 3.A rectangle is 8 cm long and 2 cm wide. What is its area? (a) 16 sq cm (b) 20 sq cm (c) 24 sq cm (d) 10 sq cm
  4. 4.A rectangle has an area of 8 sq cm and a length of 4 cm. What is its width? (a) 3 cm (b) 4 cm (c) 1 cm (d) 2 cm
  5. 5.A rectangle is 14 cm long and 11 cm wide. What is its perimeter? (a) 25 cm (b) 50 cm (c) 154 cm (d) 39 cm
  6. 6.A rectangle has an area of 12 sq cm and a length of 4 cm. What is its width? (a) 6 cm (b) 4 cm (c) 3 cm (d) 8 cm
  7. 7.A rectangle has an area of 54 sq cm and a length of 9 cm. What is its width? (a) 12 cm (b) 7 cm (c) 6 cm (d) 45 cm
  8. 8.A rectangle is 10 cm long and 2 cm wide. What is its perimeter? (a) 24 cm (b) 22 cm (c) 20 cm (d) 12 cm
  9. 9.A rectangle has an area of 42 sq cm and a length of 14 cm. What is its width? (a) 6 cm (b) 28 cm (c) 4 cm (d) 3 cm
  10. 10.A rectangle has an area of 77 sq cm and a length of 11 cm. What is its width? (a) 8 cm (b) 14 cm (c) 7 cm (d) 66 cm
  11. 11.A rectangle is 10 cm long and 9 cm wide. What is its perimeter? (a) 90 cm (b) 38 cm (c) 29 cm (d) 19 cm
  12. 12.A rectangle is 9 cm long and 5 cm wide. What is its perimeter? (a) 28 cm (b) 14 cm (c) 45 cm (d) 23 cm
  13. 13.A rectangle is 9 cm long and 8 cm wide. What is its perimeter? (a) 17 cm (b) 26 cm (c) 72 cm (d) 34 cm
  14. 14.A square has a perimeter of 60 cm. What is its area? (a) 30 sq cm (b) 256 sq cm (c) 225 sq cm (d) 60 sq cm
  15. 15.A rectangle is 14 cm long and 10 cm wide. What is its perimeter? (a) 38 cm (b) 48 cm (c) 24 cm (d) 140 cm
  16. 16.A rectangle is 17 cm long and 5 cm wide. What is its perimeter? (a) 44 cm (b) 22 cm (c) 39 cm (d) 85 cm
  17. 17.A rectangle is 18 cm long and 3 cm wide. What is its perimeter? (a) 54 cm (b) 39 cm (c) 42 cm (d) 21 cm
  18. 18.A rectangle is 19 cm long and 4 cm wide. What is its area? (a) 46 sq cm (b) 23 sq cm (c) 95 sq cm (d) 76 sq cm
  19. 19.A square has a perimeter of 44 cm. What is its area? (a) 44 sq cm (b) 22 sq cm (c) 144 sq cm (d) 121 sq cm
  20. 20.A rectangle is 11 cm long and 9 cm wide. What is its perimeter? (a) 40 cm (b) 99 cm (c) 31 cm (d) 20 cm
  21. 21.A rectangle is 17 cm long and 12 cm wide. What is its perimeter? (a) 46 cm (b) 204 cm (c) 58 cm (d) 29 cm
  22. 22.A rectangle is 8 cm long and 4 cm wide. What is its perimeter? (a) 24 cm (b) 20 cm (c) 32 cm (d) 12 cm
  23. 23.A square has a perimeter of 24 cm. What is its area? (a) 49 sq cm (b) 36 sq cm (c) 12 sq cm (d) 24 sq cm
  24. 24.A rectangle is 18 cm long and 9 cm wide. What is its area? (a) 162 sq cm (b) 180 sq cm (c) 27 sq cm (d) 54 sq cm
  25. 25.A rectangle is 11 cm long and 4 cm wide. What is its perimeter? (a) 44 cm (b) 26 cm (c) 15 cm (d) 30 cm
  26. 26.A rectangle is 9 cm long and 2 cm wide. What is its perimeter? (a) 22 cm (b) 20 cm (c) 11 cm (d) 18 cm
  27. 27.A rectangle has an area of 80 sq cm and a length of 20 cm. What is its width? (a) 60 cm (b) 8 cm (c) 5 cm (d) 4 cm
  28. 28.A square has a perimeter of 32 cm. What is its area? (a) 64 sq cm (b) 16 sq cm (c) 32 sq cm (d) 81 sq cm
  29. 29.A rectangle is 13 cm long and 11 cm wide. What is its area? (a) 156 sq cm (b) 48 sq cm (c) 24 sq cm (d) 143 sq cm
  30. 30.A rectangle has an area of 240 sq cm and a length of 20 cm. What is its width? (a) 220 cm (b) 13 cm (c) 12 cm (d) 24 cm
  31. 31.A rectangle has an area of 200 sq cm and a length of 20 cm. What is its width? (a) 20 cm (b) 180 cm (c) 11 cm (d) 10 cm
  32. 32.A rectangle is 17 cm long and 8 cm wide. What is its perimeter? (a) 136 cm (b) 42 cm (c) 50 cm (d) 25 cm
  33. 33.A rectangle is 11 cm long and 10 cm wide. What is its perimeter? (a) 42 cm (b) 32 cm (c) 110 cm (d) 21 cm
  34. 34.A rectangle is 19 cm long and 8 cm wide. What is its perimeter? (a) 54 cm (b) 46 cm (c) 152 cm (d) 27 cm
  35. 35.A rectangle has an area of 66 sq cm and a length of 11 cm. What is its width? (a) 6 cm (b) 12 cm (c) 55 cm (d) 7 cm
  36. 36.A square has a perimeter of 28 cm. What is its area? (a) 64 sq cm (b) 28 sq cm (c) 14 sq cm (d) 49 sq cm
  37. 37.A rectangle has an area of 130 sq cm and a length of 13 cm. What is its width? (a) 11 cm (b) 10 cm (c) 117 cm (d) 20 cm
  38. 38.A rectangle is 7 cm long and 4 cm wide. What is its area? (a) 22 sq cm (b) 35 sq cm (c) 11 sq cm (d) 28 sq cm
  39. 39.A rectangle is 6 cm long and 3 cm wide. What is its perimeter? (a) 19 cm (b) 18 cm (c) 15 cm (d) 9 cm
  40. 40.A rectangle has an area of 30 sq cm and a length of 10 cm. What is its width? (a) 6 cm (b) 20 cm (c) 3 cm (d) 4 cm

Answer key

  1. 48 sq cm
  2. 6 cm
  3. 16 sq cm
  4. 2 cm
  5. 50 cm
  6. 3 cm
  7. 6 cm
  8. 24 cm
  9. 3 cm
  10. 7 cm
  11. 38 cm
  12. 28 cm
  13. 34 cm
  14. 225 sq cm
  15. 48 cm
  16. 44 cm
  17. 42 cm
  18. 76 sq cm
  19. 121 sq cm
  20. 40 cm
  21. 58 cm
  22. 24 cm
  23. 36 sq cm
  24. 162 sq cm
  25. 30 cm
  26. 22 cm
  27. 4 cm
  28. 64 sq cm
  29. 143 sq cm
  30. 12 cm
  31. 10 cm
  32. 50 cm
  33. 42 cm
  34. 54 cm
  35. 6 cm
  36. 49 sq cm
  37. 10 cm
  38. 28 sq cm
  39. 18 cm
  40. 3 cm

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