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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 819 · 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.📐 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?
  2. 2.📐 A beam is 360 cm long. How long is it in metres? =
  3. 3.📐 A beam is 230 cm long. How long is it in metres? =
  4. 4.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to hide sizes (c) to save ink only (d) to make them pretty
  5. 5.📐 On a plan, 1 cm stands for 5 m. A wall is 18 cm long on the plan. How long is the real wall, in metres?
  6. 6.📐 A beam is 630 cm long. How long is it in metres? =
  7. 7.📐 On a plan, 1 cm stands for 2 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  8. 8.📐 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?
  9. 9.📐 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?
  10. 10.📐 How many metres are in 1 kilometre? (a) 10000 (b) 10 (c) 100 (d) 1000
  11. 11.📐 A beam is 710 cm long. How long is it in metres? =
  12. 12.📐 A beam is 350 cm long. How long is it in metres? =
  13. 13.📐 How many centimetres are in 1 metre? (a) 10 (b) 60 (c) 100 (d) 1000
  14. 14.📐 A beam is 150 cm long. How long is it in metres? =
  15. 15.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 10 (c) 5 (d) 1000
  16. 16.📐 A beam is 770 cm long. How long is it in metres? =
  17. 17.📐 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?
  18. 18.📐 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?
  19. 19.📐 On a plan, 1 cm stands for 5 m. A real bridge is 25 m long. How long is it on the plan, in centimetres?
  20. 20.📐 A beam is 970 cm long. How long is it in metres? =
  21. 21.📐 A beam is 870 cm long. How long is it in metres? =
  22. 22.📐 On a plan, 1 cm stands for 10 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  23. 23.📐 On a plan, 1 cm stands for 20 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  24. 24.📐 On a plan, 1 cm stands for 20 m. A wall is 16 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 real bridge is 36 m long. How long is it on the plan, in centimetres?
  26. 26.📐 On a plan, 1 cm stands for 5 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  27. 27.📐 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?
  28. 28.📐 On a plan, 1 cm stands for 10 m. A wall is 4 cm long on the plan. How long is the real wall, in metres?
  29. 29.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  30. 30.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  31. 31.📐 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?
  32. 32.📐 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?
  33. 33.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 3 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 real bridge is 70 m long. How long is it on the plan, in centimetres?
  35. 35.📐 A beam is 560 cm long. How long is it in metres? =
  36. 36.📐 A beam is 260 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 5 cm long in the drawing. How long is the real car, in centimetres?
  38. 38.📐 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?
  39. 39.📐 A beam is 170 cm long. How long is it in metres? =
  40. 40.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 14 cm long in the drawing. How long is the real car, in centimetres?

Answer key

  1. 60
  2. 3.6
  3. 2.3
  4. big things fit on paper
  5. 90
  6. 6.3
  7. 30
  8. 150
  9. 300
  10. 1000
  11. 7.1
  12. 3.5
  13. 100
  14. 1.5
  15. 10
  16. 7.7
  17. 20
  18. 2
  19. 5
  20. 9.7
  21. 8.7
  22. 140
  23. 2
  24. 320
  25. 18
  26. 30
  27. 9
  28. 40
  29. 600
  30. 80
  31. 120
  32. 360
  33. 90
  34. 7
  35. 5.6
  36. 2.6
  37. 150
  38. 65
  39. 1.7
  40. 280

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