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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 896 · 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 530 cm long. How long is it in metres? =
  2. 2.📐 How many metres are in 1 kilometre? (a) 1000 (b) 10000 (c) 10 (d) 100
  3. 3.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 100 (c) 10 (d) 5
  4. 4.📐 On a plan, 1 cm stands for 20 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  5. 5.📐 How many centimetres are in 1 metre? (a) 100 (b) 60 (c) 10 (d) 1000
  6. 6.📐 A beam is 740 cm long. How long is it in metres? =
  7. 7.📐 On a plan, 1 cm stands for 2 m. A real bridge is 38 m long. How long is it on the plan, in centimetres?
  8. 8.📐 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?
  9. 9.📐 On a plan, 1 cm stands for 2 m. A real bridge is 26 m long. How long is it on the plan, in centimetres?
  10. 10.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  11. 11.📐 On a plan, 1 cm stands for 20 m. A real bridge is 140 m long. How long is it on the plan, in centimetres?
  12. 12.📐 On a plan, 1 cm stands for 20 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  13. 13.📐 On a plan, 1 cm stands for 20 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  14. 14.📐 On a plan, 1 cm stands for 10 m. A real bridge is 120 m long. How long is it on the plan, in centimetres?
  15. 15.📐 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?
  16. 16.📐 A beam is 550 cm long. How long is it in metres? =
  17. 17.📐 On a plan, 1 cm stands for 10 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  18. 18.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  19. 19.📐 Why do engineers use scale drawings? (a) to hide sizes (b) big things fit on paper (c) to make them pretty (d) to save ink only
  20. 20.📐 On a plan, 1 cm stands for 2 m. A real bridge is 24 m long. How long is it on the plan, in centimetres?
  21. 21.📐 On a plan, 1 cm stands for 20 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  22. 22.📐 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?
  23. 23.📐 On a plan, 1 cm stands for 10 m. A wall is 5 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 10 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  25. 25.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  26. 26.📐 A beam is 670 cm long. How long is it in metres? =
  27. 27.📐 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?
  28. 28.📐 On a plan, 1 cm stands for 5 m. A wall is 13 cm long on the plan. How long is the real wall, in metres?
  29. 29.📐 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?
  30. 30.📐 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?
  31. 31.📐 On a plan, 1 cm stands for 20 m. A real bridge is 280 m long. How long is it on the plan, in centimetres?
  32. 32.📐 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?
  33. 33.📐 On a plan, 1 cm stands for 2 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  34. 34.📐 A beam is 240 cm long. How long is it in metres? =
  35. 35.📐 On a plan, 1 cm stands for 2 m. A real bridge is 36 m long. How long is it on the plan, in centimetres?
  36. 36.📐 A beam is 960 cm long. How long is it in metres? =
  37. 37.📐 On a plan, 1 cm stands for 2 m. A real bridge is 22 m long. How long is it on the plan, in centimetres?
  38. 38.📐 A beam is 120 cm long. How long is it in metres? =
  39. 39.📐 A beam is 610 cm long. How long is it in metres? =
  40. 40.📐 A beam is 970 cm long. How long is it in metres? =

Answer key

  1. 5.3
  2. 1000
  3. 10
  4. 300
  5. 100
  6. 7.4
  7. 19
  8. 55
  9. 13
  10. 220
  11. 7
  12. 320
  13. 380
  14. 12
  15. 600
  16. 5.5
  17. 190
  18. 150
  19. big things fit on paper
  20. 12
  21. 180
  22. 15
  23. 50
  24. 80
  25. 60
  26. 6.7
  27. 70
  28. 65
  29. 18
  30. 13
  31. 14
  32. 6
  33. 14
  34. 2.4
  35. 18
  36. 9.6
  37. 11
  38. 1.2
  39. 6.1
  40. 9.7

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