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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 869 · 40 questions
TalentJR

Engineer's tip (Multiply to grow, divide to shrink): Real length = drawing length × what 1 cm stands for. Drawing length = real length ÷ what 1 cm stands for. Units: 1 m = 100 cm · 1 cm = 10 mm · 1 km = 1000 m.

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  1. 1.📐 On a plan, 1 cm stands for 5 m. A real bridge is 60 m long. How long is it on the plan, in centimetres?
  2. 2.📐 On a plan, 1 cm stands for 2 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  3. 3.📐 On a plan, 1 cm stands for 10 m. A wall is 20 cm long on the plan. How long is the real wall, in metres?
  4. 4.📐 On a plan, 1 cm stands for 5 m. A real bridge is 30 m long. How long is it on the plan, in centimetres?
  5. 5.📐 On a plan, 1 cm stands for 20 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  6. 6.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  7. 7.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 10 (c) 5 (d) 1000
  8. 8.📐 How many centimetres are in 1 metre? (a) 60 (b) 1000 (c) 10 (d) 100
  9. 9.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  10. 10.📐 A beam is 390 cm long. How long is it in metres? =
  11. 11.📐 On a plan, 1 cm stands for 5 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  12. 12.📐 On a plan, 1 cm stands for 5 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  13. 13.📐 A beam is 170 cm long. How long is it in metres? =
  14. 14.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  15. 15.📐 On a plan, 1 cm stands for 5 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  16. 16.📐 Why do engineers use scale drawings? (a) to make them pretty (b) to save ink only (c) to hide sizes (d) big things fit on paper
  17. 17.📐 On a plan, 1 cm stands for 10 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  18. 18.📐 On a plan, 1 cm stands for 2 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  19. 19.📐 A beam is 300 cm long. How long is it in metres? =
  20. 20.📐 On a plan, 1 cm stands for 20 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  21. 21.📐 On a plan, 1 cm stands for 5 m. A real bridge is 55 m long. How long is it on the plan, in centimetres?
  22. 22.📐 On a plan, 1 cm stands for 2 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  23. 23.📐 On a plan, 1 cm stands for 5 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  24. 24.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  25. 25.📐 A beam is 870 cm long. How long is it in metres? =
  26. 26.📐 On a plan, 1 cm stands for 10 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?
  27. 27.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  28. 28.📐 How many metres are in 1 kilometre? (a) 1000 (b) 100 (c) 10000 (d) 10
  29. 29.📐 A beam is 330 cm long. How long is it in metres? =
  30. 30.📐 On a plan, 1 cm stands for 10 m. A wall is 13 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 A beam is 450 cm long. How long is it in metres? =
  32. 32.📐 A beam is 900 cm long. How long is it in metres? =
  33. 33.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  34. 34.📐 A beam is 830 cm long. How long is it in metres? =
  35. 35.📐 A beam is 630 cm long. How long is it in metres? =
  36. 36.📐 A beam is 710 cm long. How long is it in metres? =
  37. 37.📐 On a plan, 1 cm stands for 5 m. A wall is 18 cm long on the plan. How long is the real wall, in metres?
  38. 38.📐 On a plan, 1 cm stands for 5 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  39. 39.📐 A beam is 530 cm long. How long is it in metres? =
  40. 40.📐 On a plan, 1 cm stands for 2 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?

Answer key

  1. 12
  2. 32
  3. 200
  4. 6
  5. 120
  6. 60
  7. 10
  8. 100
  9. 200
  10. 3.9
  11. 70
  12. 85
  13. 1.7
  14. 280
  15. 15
  16. big things fit on paper
  17. 80
  18. 20
  19. 3
  20. 280
  21. 11
  22. 6
  23. 40
  24. 390
  25. 8.7
  26. 20
  27. 40
  28. 1000
  29. 3.3
  30. 130
  31. 4.5
  32. 9
  33. 240
  34. 8.3
  35. 6.3
  36. 7.1
  37. 90
  38. 30
  39. 5.3
  40. 38

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