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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 336 · 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 850 cm long. How long is it in metres? =
  2. 2.📐 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?
  3. 3.📐 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?
  4. 4.📐 On a plan, 1 cm stands for 5 m. A wall is 5 cm long on the plan. How long is the real wall, in metres?
  5. 5.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  6. 6.📐 How many metres are in 1 kilometre? (a) 10000 (b) 10 (c) 1000 (d) 100
  7. 7.📐 On a plan, 1 cm stands for 20 m. A real bridge is 400 m long. How long is it on the plan, in centimetres?
  8. 8.📐 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?
  9. 9.📐 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?
  10. 10.📐 A beam is 190 cm long. How long is it in metres? =
  11. 11.📐 On a plan, 1 cm stands for 2 m. A real bridge is 32 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 11 cm long on the plan. How long is the real wall, in metres?
  13. 13.📐 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?
  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 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?
  16. 16.📐 On a plan, 1 cm stands for 5 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  17. 17.📐 A beam is 330 cm long. How long is it in metres? =
  18. 18.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  19. 19.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 5 (c) 1000 (d) 10
  20. 20.📐 How many centimetres are in 1 metre? (a) 1000 (b) 10 (c) 100 (d) 60
  21. 21.📐 On a plan, 1 cm stands for 20 m. A real bridge is 160 m long. How long is it on the plan, in centimetres?
  22. 22.📐 A beam is 660 cm long. How long is it in metres? =
  23. 23.📐 A beam is 130 cm long. How long is it in metres? =
  24. 24.📐 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?
  25. 25.📐 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?
  26. 26.📐 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?
  27. 27.📐 A beam is 890 cm long. How long is it in metres? =
  28. 28.📐 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
  29. 29.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  30. 30.📐 On a plan, 1 cm stands for 10 m. A real bridge is 130 m long. How long is it on the plan, in centimetres?
  31. 31.📐 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?
  32. 32.📐 A beam is 300 cm long. How long is it in metres? =
  33. 33.📐 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?
  34. 34.📐 A beam is 760 cm long. How long is it in metres? =
  35. 35.📐 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?
  36. 36.📐 A beam is 780 cm long. How long is it in metres? =
  37. 37.📐 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?
  38. 38.📐 On a plan, 1 cm stands for 5 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  39. 39.📐 On a plan, 1 cm stands for 10 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  40. 40.📐 A beam is 180 cm long. How long is it in metres? =

Answer key

  1. 8.5
  2. 34
  3. 120
  4. 25
  5. 140
  6. 1000
  7. 20
  8. 80
  9. 40
  10. 1.9
  11. 16
  12. 220
  13. 14
  14. 40
  15. 30
  16. 95
  17. 3.3
  18. 260
  19. 10
  20. 100
  21. 8
  22. 6.6
  23. 1.3
  24. 20
  25. 130
  26. 65
  27. 8.9
  28. big things fit on paper
  29. 160
  30. 13
  31. 14
  32. 3
  33. 110
  34. 7.6
  35. 2
  36. 7.8
  37. 60
  38. 85
  39. 4
  40. 1.8

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