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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 255 · 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) 100 (b) 1000 (c) 10000 (d) 10
  2. 2.📐 A beam is 610 cm long. How long is it in metres? =
  3. 3.📐 How many centimetres are in 1 metre? (a) 1000 (b) 60 (c) 10 (d) 100
  4. 4.📐 Why do engineers use scale drawings? (a) to hide sizes (b) to make them pretty (c) to save ink only (d) big things fit on paper
  5. 5.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 100 (c) 1000 (d) 10
  6. 6.📐 A beam is 560 cm long. How long is it in metres? =
  7. 7.📐 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?
  8. 8.📐 On a plan, 1 cm stands for 10 m. A real bridge is 140 m long. How long is it on the plan, in centimetres?
  9. 9.📐 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?
  10. 10.📐 On a plan, 1 cm stands for 10 m. A real bridge is 170 m long. How long is it on the plan, in centimetres?
  11. 11.📐 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?
  12. 12.📐 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?
  13. 13.📐 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?
  14. 14.📐 On a plan, 1 cm stands for 10 m. A wall is 2 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 30 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 8 cm long on the plan. How long is the real wall, in metres?
  17. 17.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 6 cm long in the drawing. How long is the real car, in centimetres?
  18. 18.📐 A beam is 340 cm long. How long is it in metres? =
  19. 19.📐 On a plan, 1 cm stands for 2 m. A real bridge is 28 m long. How long is it on the plan, in centimetres?
  20. 20.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  21. 21.📐 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?
  22. 22.📐 A beam is 850 cm long. How long is it in metres? =
  23. 23.📐 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?
  24. 24.📐 On a plan, 1 cm stands for 10 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  25. 25.📐 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?
  26. 26.📐 A beam is 230 cm long. How long is it in metres? =
  27. 27.📐 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?
  28. 28.📐 A beam is 280 cm long. How long is it in metres? =
  29. 29.📐 A beam is 420 cm long. How long is it in metres? =
  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.📐 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?
  32. 32.📐 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?
  33. 33.📐 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?
  34. 34.📐 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?
  35. 35.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  36. 36.📐 A beam is 630 cm long. How long is it in metres? =
  37. 37.📐 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?
  38. 38.📐 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?
  39. 39.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  40. 40.📐 A beam is 730 cm long. How long is it in metres? =

Answer key

  1. 1000
  2. 6.1
  3. 100
  4. big things fit on paper
  5. 10
  6. 5.6
  7. 50
  8. 14
  9. 100
  10. 17
  11. 18
  12. 280
  13. 40
  14. 20
  15. 240
  16. 40
  17. 120
  18. 3.4
  19. 14
  20. 20
  21. 15
  22. 8.5
  23. 75
  24. 110
  25. 24
  26. 2.3
  27. 170
  28. 2.8
  29. 4.2
  30. 30
  31. 12
  32. 60
  33. 2
  34. 220
  35. 80
  36. 6.3
  37. 340
  38. 140
  39. 320
  40. 7.3

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