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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 705 · 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 metres are in 1 kilometre? (a) 10000 (b) 1000 (c) 10 (d) 100
  2. 2.📐 How many centimetres are in 1 metre? (a) 100 (b) 1000 (c) 60 (d) 10
  3. 3.📐 Why do engineers use scale drawings? (a) to make them pretty (b) to hide sizes (c) to save ink only (d) big things fit on paper
  4. 4.📐 A beam is 230 cm long. How long is it in metres? =
  5. 5.📐 On a plan, 1 cm stands for 5 m. A real bridge is 15 m long. How long is it on the plan, in centimetres?
  6. 6.📐 On a plan, 1 cm stands for 20 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  7. 7.📐 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?
  8. 8.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 6 cm long in the drawing. How long is the real car, in centimetres?
  9. 9.📐 A beam is 710 cm long. How long is it in metres? =
  10. 10.📐 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?
  11. 11.📐 On a plan, 1 cm stands for 20 m. A wall is 5 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 real bridge is 100 m long. How long is it on the plan, in centimetres?
  13. 13.📐 A beam is 410 cm long. How long is it in metres? =
  14. 14.📐 On a plan, 1 cm stands for 2 m. A wall is 20 cm long on the plan. How long is the real wall, in metres?
  15. 15.📐 A beam is 440 cm long. How long is it in metres? =
  16. 16.📐 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?
  17. 17.📐 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?
  18. 18.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 5 (c) 10 (d) 1000
  19. 19.📐 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?
  20. 20.📐 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?
  21. 21.📐 A beam is 550 cm long. How long is it in metres? =
  22. 22.📐 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?
  23. 23.📐 On a plan, 1 cm stands for 10 m. A real bridge is 180 m long. How long is it on the plan, in centimetres?
  24. 24.📐 A beam is 830 cm long. How long is it in metres? =
  25. 25.📐 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?
  26. 26.📐 On a plan, 1 cm stands for 20 m. A real bridge is 120 m long. How long is it on the plan, in centimetres?
  27. 27.📐 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?
  28. 28.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 6 cm long in the drawing. How long is the real car, in centimetres?
  29. 29.📐 On a plan, 1 cm stands for 5 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  30. 30.📐 A beam is 330 cm long. How long is it in metres? =
  31. 31.📐 On a plan, 1 cm stands for 5 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  32. 32.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  33. 33.📐 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?
  34. 34.📐 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?
  35. 35.📐 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?
  36. 36.📐 A beam is 120 cm long. How long is it in metres? =
  37. 37.📐 A beam is 370 cm long. How long is it in metres? =
  38. 38.📐 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?
  39. 39.📐 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?
  40. 40.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 14 cm long in the drawing. How long is the real car, in centimetres?

Answer key

  1. 1000
  2. 100
  3. big things fit on paper
  4. 2.3
  5. 3
  6. 220
  7. 190
  8. 180
  9. 7.1
  10. 20
  11. 100
  12. 20
  13. 4.1
  14. 40
  15. 4.4
  16. 15
  17. 140
  18. 10
  19. 30
  20. 110
  21. 5.5
  22. 34
  23. 18
  24. 8.3
  25. 300
  26. 6
  27. 22
  28. 60
  29. 75
  30. 3.3
  31. 45
  32. 50
  33. 40
  34. 220
  35. 120
  36. 1.2
  37. 3.7
  38. 70
  39. 18
  40. 280

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