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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 19 · 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.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 100 (c) 10 (d) 1000
  2. 2.📐 Why do engineers use scale drawings? (a) to hide sizes (b) to save ink only (c) to make them pretty (d) big things fit on paper
  3. 3.📐 How many metres are in 1 kilometre? (a) 100 (b) 10 (c) 10000 (d) 1000
  4. 4.📐 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?
  5. 5.📐 On a plan, 1 cm stands for 20 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  6. 6.📐 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?
  7. 7.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  8. 8.📐 A beam is 660 cm long. How long is it in metres? =
  9. 9.📐 On a plan, 1 cm stands for 20 m. A wall is 18 cm long on the plan. How long is the real wall, in metres?
  10. 10.📐 On a plan, 1 cm stands for 10 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  11. 11.📐 On a plan, 1 cm stands for 20 m. A real bridge is 180 m long. How long is it on the plan, in centimetres?
  12. 12.📐 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?
  13. 13.📐 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?
  14. 14.📐 A beam is 220 cm long. How long is it in metres? =
  15. 15.📐 On a plan, 1 cm stands for 2 m. A wall is 13 cm long on the plan. How long is the real wall, in metres?
  16. 16.📐 A beam is 400 cm long. How long is it in metres? =
  17. 17.📐 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?
  18. 18.📐 On a plan, 1 cm stands for 5 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  19. 19.📐 A beam is 740 cm long. How long is it in metres? =
  20. 20.📐 A beam is 810 cm long. How long is it in metres? =
  21. 21.📐 On a plan, 1 cm stands for 5 m. A real bridge is 75 m long. How long is it on the plan, in centimetres?
  22. 22.📐 On a plan, 1 cm stands for 5 m. A real bridge is 70 m long. How long is it on the plan, in centimetres?
  23. 23.📐 On a plan, 1 cm stands for 20 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  24. 24.📐 A beam is 270 cm long. How long is it in metres? =
  25. 25.📐 On a plan, 1 cm stands for 20 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  26. 26.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  27. 27.📐 On a plan, 1 cm stands for 2 m. A real bridge is 14 m long. How long is it on the plan, in centimetres?
  28. 28.📐 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?
  29. 29.📐 On a plan, 1 cm stands for 2 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  30. 30.📐 On a plan, 1 cm stands for 10 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 How many centimetres are in 1 metre? (a) 100 (b) 1000 (c) 10 (d) 60
  32. 32.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  33. 33.📐 A beam is 460 cm long. How long is it in metres? =
  34. 34.📐 On a plan, 1 cm stands for 20 m. A real bridge is 320 m long. How long is it on the plan, in centimetres?
  35. 35.📐 On a plan, 1 cm stands for 5 m. A real bridge is 45 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 17 cm long on the plan. How long is the real wall, in metres?
  37. 37.📐 A beam is 780 cm long. How long is it in metres? =
  38. 38.📐 A beam is 620 cm long. How long is it in metres? =
  39. 39.📐 On a plan, 1 cm stands for 20 m. A real bridge is 260 m long. How long is it on the plan, in centimetres?
  40. 40.📐 A beam is 690 cm long. How long is it in metres? =

Answer key

  1. 10
  2. big things fit on paper
  3. 1000
  4. 30
  5. 340
  6. 2
  7. 360
  8. 6.6
  9. 360
  10. 70
  11. 9
  12. 130
  13. 18
  14. 2.2
  15. 26
  16. 4
  17. 2
  18. 35
  19. 7.4
  20. 8.1
  21. 15
  22. 14
  23. 60
  24. 2.7
  25. 140
  26. 40
  27. 7
  28. 12
  29. 28
  30. 170
  31. 100
  32. 300
  33. 4.6
  34. 16
  35. 9
  36. 34
  37. 7.8
  38. 6.2
  39. 13
  40. 6.9

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