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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 311 · 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 620 cm long. How long is it in metres? =
  2. 2.📐 A beam is 660 cm long. How long is it in metres? =
  3. 3.📐 A beam is 430 cm long. How long is it in metres? =
  4. 4.📐 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?
  5. 5.📐 On a plan, 1 cm stands for 2 m. A real bridge is 10 m long. How long is it on the plan, in centimetres?
  6. 6.📐 On a plan, 1 cm stands for 2 m. A real bridge is 18 m long. How long is it on the plan, in centimetres?
  7. 7.📐 A beam is 790 cm long. How long is it in metres? =
  8. 8.📐 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?
  9. 9.📐 A beam is 580 cm long. How long is it in metres? =
  10. 10.📐 A beam is 500 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.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  13. 13.📐 A beam is 270 cm long. How long is it in metres? =
  14. 14.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  15. 15.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 5 (c) 1000 (d) 10
  16. 16.📐 On a plan, 1 cm stands for 10 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  17. 17.📐 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?
  18. 18.📐 A beam is 950 cm long. How long is it in metres? =
  19. 19.📐 On a plan, 1 cm stands for 2 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  20. 20.📐 On a plan, 1 cm stands for 2 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  21. 21.📐 A beam is 250 cm long. How long is it in metres? =
  22. 22.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  23. 23.📐 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?
  24. 24.📐 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?
  25. 25.📐 A beam is 240 cm long. How long is it in metres? =
  26. 26.📐 A beam is 530 cm long. How long is it in metres? =
  27. 27.📐 A beam is 800 cm long. How long is it in metres? =
  28. 28.📐 A beam is 370 cm long. How long is it in metres? =
  29. 29.📐 How many metres are in 1 kilometre? (a) 10000 (b) 1000 (c) 100 (d) 10
  30. 30.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  31. 31.📐 On a plan, 1 cm stands for 5 m. A real bridge is 10 m long. How long is it on the plan, in centimetres?
  32. 32.📐 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?
  33. 33.📐 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?
  34. 34.📐 How many centimetres are in 1 metre? (a) 60 (b) 100 (c) 1000 (d) 10
  35. 35.📐 On a plan, 1 cm stands for 5 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?
  36. 36.📐 Why do engineers use scale drawings? (a) to make them pretty (b) big things fit on paper (c) to save ink only (d) to hide sizes
  37. 37.📐 On a plan, 1 cm stands for 20 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  38. 38.📐 A beam is 650 cm long. How long is it in metres? =
  39. 39.📐 On a plan, 1 cm stands for 5 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  40. 40.📐 On a plan, 1 cm stands for 2 m. A real bridge is 4 m long. How long is it on the plan, in centimetres?

Answer key

  1. 6.2
  2. 6.6
  3. 4.3
  4. 15
  5. 5
  6. 9
  7. 7.9
  8. 16
  9. 5.8
  10. 5
  11. 70
  12. 110
  13. 2.7
  14. 30
  15. 10
  16. 120
  17. 10
  18. 9.5
  19. 12
  20. 24
  21. 2.5
  22. 440
  23. 280
  24. 90
  25. 2.4
  26. 5.3
  27. 8
  28. 3.7
  29. 1000
  30. 600
  31. 2
  32. 3
  33. 38
  34. 100
  35. 10
  36. big things fit on paper
  37. 240
  38. 6.5
  39. 80
  40. 2

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