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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 128 · 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 960 cm long. How long is it in metres? =
  2. 2.📐 On a plan, 1 cm stands for 5 m. A real bridge is 60 m long. How long is it on the plan, in centimetres?
  3. 3.📐 A beam is 330 cm long. How long is it in metres? =
  4. 4.📐 A beam is 110 cm long. How long is it in metres? =
  5. 5.📐 How many centimetres are in 1 metre? (a) 1000 (b) 60 (c) 100 (d) 10
  6. 6.📐 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?
  7. 7.📐 A beam is 920 cm long. How long is it in metres? =
  8. 8.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  9. 9.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 10 (c) 100 (d) 5
  10. 10.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  11. 11.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  12. 12.📐 A beam is 610 cm long. How long is it in metres? =
  13. 13.📐 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?
  14. 14.📐 A beam is 170 cm long. How long is it in metres? =
  15. 15.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  16. 16.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  17. 17.📐 On a plan, 1 cm stands for 5 m. A real bridge is 20 m long. How long is it on the plan, in centimetres?
  18. 18.📐 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?
  19. 19.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  20. 20.📐 How many metres are in 1 kilometre? (a) 100 (b) 1000 (c) 10 (d) 10000
  21. 21.📐 On a plan, 1 cm stands for 2 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  22. 22.📐 A beam is 160 cm long. How long is it in metres? =
  23. 23.📐 A beam is 420 cm long. How long is it in metres? =
  24. 24.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to hide sizes (c) to make them pretty (d) to save ink only
  25. 25.📐 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?
  26. 26.📐 On a plan, 1 cm stands for 20 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  27. 27.📐 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?
  28. 28.📐 On a plan, 1 cm stands for 5 m. A real bridge is 65 m long. How long is it on the plan, in centimetres?
  29. 29.📐 On a plan, 1 cm stands for 10 m. A real bridge is 70 m long. How long is it on the plan, in centimetres?
  30. 30.📐 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?
  31. 31.📐 A beam is 240 cm long. How long is it in metres? =
  32. 32.📐 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?
  33. 33.📐 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?
  34. 34.📐 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?
  35. 35.📐 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?
  36. 36.📐 A beam is 410 cm long. How long is it in metres? =
  37. 37.📐 A beam is 250 cm long. How long is it in metres? =
  38. 38.📐 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?
  39. 39.📐 On a plan, 1 cm stands for 10 m. A wall is 18 cm long on the plan. How long is the real wall, in metres?
  40. 40.📐 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?

Answer key

  1. 9.6
  2. 12
  3. 3.3
  4. 1.1
  5. 100
  6. 200
  7. 9.2
  8. 360
  9. 10
  10. 120
  11. 150
  12. 6.1
  13. 70
  14. 1.7
  15. 60
  16. 150
  17. 4
  18. 300
  19. 390
  20. 1000
  21. 12
  22. 1.6
  23. 4.2
  24. big things fit on paper
  25. 240
  26. 300
  27. 14
  28. 13
  29. 7
  30. 15
  31. 2.4
  32. 12
  33. 320
  34. 60
  35. 110
  36. 4.1
  37. 2.5
  38. 210
  39. 180
  40. 50

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