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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 921 · 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.

NameDateTime takenScore ___ / 40
  1. 1.📐 A beam is 490 cm long. How long is it in metres? =
  2. 2.📐 How many metres are in 1 kilometre? (a) 10 (b) 10000 (c) 1000 (d) 100
  3. 3.📐 A beam is 520 cm long. How long is it in metres? =
  4. 4.📐 A beam is 950 cm long. How long is it in metres? =
  5. 5.📐 On a plan, 1 cm stands for 20 m. A real bridge is 200 m long. How long is it on the plan, in centimetres?
  6. 6.📐 A beam is 300 cm long. How long is it in metres? =
  7. 7.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  8. 8.📐 A beam is 130 cm long. How long is it in metres? =
  9. 9.📐 Why do engineers use scale drawings? (a) to hide sizes (b) to make them pretty (c) big things fit on paper (d) to save ink only
  10. 10.📐 On a plan, 1 cm stands for 20 m. A real bridge is 360 m long. How long is it on the plan, in centimetres?
  11. 11.📐 On a plan, 1 cm stands for 10 m. A real bridge is 80 m long. How long is it on the plan, in centimetres?
  12. 12.📐 On a plan, 1 cm stands for 2 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  13. 13.📐 A beam is 690 cm long. How long is it in metres? =
  14. 14.📐 On a plan, 1 cm stands for 5 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  15. 15.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  16. 16.📐 On a plan, 1 cm stands for 5 m. A wall is 10 cm long on the plan. How long is the real wall, in metres?
  17. 17.📐 A beam is 920 cm long. How long is it in metres? =
  18. 18.📐 On a plan, 1 cm stands for 5 m. A real bridge is 65 m long. How long is it on the plan, in centimetres?
  19. 19.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 1000 (c) 10 (d) 5
  20. 20.📐 A beam is 470 cm long. How long is it in metres? =
  21. 21.📐 A beam is 330 cm long. How long is it in metres? =
  22. 22.📐 On a plan, 1 cm stands for 2 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  23. 23.📐 On a plan, 1 cm stands for 2 m. A wall is 5 cm long on the plan. How long is the real wall, in metres?
  24. 24.📐 On a plan, 1 cm stands for 2 m. A real bridge is 6 m long. How long is it on the plan, in centimetres?
  25. 25.📐 A beam is 340 cm long. How long is it in metres? =
  26. 26.📐 How many centimetres are in 1 metre? (a) 60 (b) 100 (c) 10 (d) 1000
  27. 27.📐 A beam is 610 cm long. How long is it in metres? =
  28. 28.📐 A beam is 930 cm long. How long is it in metres? =
  29. 29.📐 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?
  30. 30.📐 On a plan, 1 cm stands for 10 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 A beam is 830 cm long. How long is it in metres? =
  32. 32.📐 A beam is 370 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 14 cm long in the drawing. How long is the real car, in centimetres?
  34. 34.📐 A beam is 840 cm long. How long is it in metres? =
  35. 35.📐 On a plan, 1 cm stands for 2 m. A real bridge is 32 m long. How long is it on the plan, in centimetres?
  36. 36.📐 On a plan, 1 cm stands for 2 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  37. 37.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  38. 38.📐 A beam is 710 cm long. How long is it in metres? =
  39. 39.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  40. 40.📐 A beam is 890 cm long. How long is it in metres? =

Answer key

  1. 4.9
  2. 1000
  3. 5.2
  4. 9.5
  5. 10
  6. 3
  7. 120
  8. 1.3
  9. big things fit on paper
  10. 18
  11. 8
  12. 16
  13. 6.9
  14. 55
  15. 80
  16. 50
  17. 9.2
  18. 13
  19. 10
  20. 4.7
  21. 3.3
  22. 18
  23. 10
  24. 3
  25. 3.4
  26. 100
  27. 6.1
  28. 9.3
  29. 60
  30. 30
  31. 8.3
  32. 3.7
  33. 420
  34. 8.4
  35. 16
  36. 22
  37. 330
  38. 7.1
  39. 90
  40. 8.9

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