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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 313 · 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 690 cm long. How long is it in metres? =
  2. 2.📐 A beam is 910 cm long. How long is it in metres? =
  3. 3.📐 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?
  4. 4.📐 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?
  5. 5.📐 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?
  6. 6.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  7. 7.📐 How many centimetres are in 1 metre? (a) 1000 (b) 100 (c) 60 (d) 10
  8. 8.📐 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?
  9. 9.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 5 (c) 1000 (d) 10
  10. 10.📐 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?
  11. 11.📐 On a plan, 1 cm stands for 10 m. A real bridge is 90 m long. How long is it on the plan, in centimetres?
  12. 12.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to make them pretty (c) to save ink only (d) to hide sizes
  13. 13.📐 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?
  14. 14.📐 A beam is 450 cm long. How long is it in metres? =
  15. 15.📐 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?
  16. 16.📐 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?
  17. 17.📐 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?
  18. 18.📐 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?
  19. 19.📐 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?
  20. 20.📐 On a plan, 1 cm stands for 10 m. A wall is 10 cm long on the plan. How long is the real wall, in metres?
  21. 21.📐 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?
  22. 22.📐 On a plan, 1 cm stands for 10 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  23. 23.📐 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?
  24. 24.📐 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?
  25. 25.📐 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?
  26. 26.📐 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?
  27. 27.📐 How many metres are in 1 kilometre? (a) 1000 (b) 10 (c) 100 (d) 10000
  28. 28.📐 A beam is 170 cm long. How long is it in metres? =
  29. 29.📐 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?
  30. 30.📐 On a plan, 1 cm stands for 10 m. A real bridge is 30 m long. How long is it on the plan, in centimetres?
  31. 31.📐 A beam is 180 cm long. How long is it in metres? =
  32. 32.📐 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?
  33. 33.📐 A beam is 520 cm long. How long is it in metres? =
  34. 34.📐 On a plan, 1 cm stands for 2 m. A real bridge is 10 m long. How long is it on the plan, in centimetres?
  35. 35.📐 On a plan, 1 cm stands for 20 m. A wall is 4 cm long on the plan. How long is the real wall, in metres?
  36. 36.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  37. 37.📐 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?
  38. 38.📐 A beam is 300 cm long. How long is it in metres? =
  39. 39.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 6 cm long in the drawing. How long is the real car, in centimetres?
  40. 40.📐 A beam is 560 cm long. How long is it in metres? =

Answer key

  1. 6.9
  2. 9.1
  3. 300
  4. 28
  5. 85
  6. 100
  7. 100
  8. 40
  9. 10
  10. 160
  11. 9
  12. big things fit on paper
  13. 26
  14. 4.5
  15. 140
  16. 6
  17. 14
  18. 18
  19. 60
  20. 100
  21. 6
  22. 60
  23. 55
  24. 11
  25. 110
  26. 220
  27. 1000
  28. 1.7
  29. 24
  30. 3
  31. 1.8
  32. 3
  33. 5.2
  34. 5
  35. 80
  36. 200
  37. 180
  38. 3
  39. 240
  40. 5.6

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