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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 397 · 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 model car is drawn so that 1 cm stands for 20 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  3. 3.📐 A beam is 830 cm long. How long is it in metres? =
  4. 4.📐 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?
  5. 5.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 100 (c) 1000 (d) 10
  6. 6.📐 Why do engineers use scale drawings? (a) to save ink only (b) to make them pretty (c) to hide sizes (d) big things fit on paper
  7. 7.📐 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?
  8. 8.📐 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?
  9. 9.📐 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?
  10. 10.📐 A beam is 640 cm long. How long is it in metres? =
  11. 11.📐 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?
  12. 12.📐 On a plan, 1 cm stands for 5 m. A real bridge is 90 m long. How long is it on the plan, in centimetres?
  13. 13.📐 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?
  14. 14.📐 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?
  15. 15.📐 A beam is 240 cm long. How long is it in metres? =
  16. 16.📐 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?
  17. 17.📐 A beam is 200 cm long. How long is it in metres? =
  18. 18.📐 A beam is 970 cm long. How long is it in metres? =
  19. 19.📐 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?
  20. 20.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  21. 21.📐 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?
  22. 22.📐 A beam is 580 cm long. How long is it in metres? =
  23. 23.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  24. 24.📐 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?
  25. 25.📐 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?
  26. 26.📐 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?
  27. 27.📐 On a plan, 1 cm stands for 20 m. A wall is 18 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 9 cm long in the drawing. How long is the real car, in centimetres?
  29. 29.📐 On a plan, 1 cm stands for 20 m. A real bridge is 240 m long. How long is it on the plan, in centimetres?
  30. 30.📐 A beam is 180 cm long. How long is it in metres? =
  31. 31.📐 How many centimetres are in 1 metre? (a) 10 (b) 100 (c) 60 (d) 1000
  32. 32.📐 A beam is 740 cm long. How long is it in metres? =
  33. 33.📐 A beam is 720 cm long. How long is it in metres? =
  34. 34.📐 A beam is 160 cm long. How long is it in metres? =
  35. 35.📐 On a plan, 1 cm stands for 2 m. A real bridge is 6 m long. How long is it on the plan, in centimetres?
  36. 36.📐 A beam is 770 cm long. How long is it in metres? =
  37. 37.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  38. 38.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  39. 39.📐 A beam is 460 cm long. How long is it in metres? =
  40. 40.📐 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?

Answer key

  1. 1000
  2. 100
  3. 8.3
  4. 4
  5. 10
  6. big things fit on paper
  7. 120
  8. 75
  9. 130
  10. 6.4
  11. 20
  12. 18
  13. 28
  14. 14
  15. 2.4
  16. 180
  17. 2
  18. 9.7
  19. 20
  20. 70
  21. 18
  22. 5.8
  23. 240
  24. 20
  25. 2
  26. 50
  27. 360
  28. 90
  29. 12
  30. 1.8
  31. 100
  32. 7.4
  33. 7.2
  34. 1.6
  35. 3
  36. 7.7
  37. 210
  38. 300
  39. 4.6
  40. 30

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