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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 240 · 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 20 m. A real bridge is 320 m long. How long is it on the plan, in centimetres?
  2. 2.📐 A beam is 840 cm long. How long is it in metres? =
  3. 3.📐 On a plan, 1 cm stands for 2 m. A real bridge is 14 m long. How long is it on the plan, in centimetres?
  4. 4.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 14 cm long in the drawing. How long is the real car, in centimetres?
  5. 5.📐 A beam is 560 cm long. How long is it in metres? =
  6. 6.📐 A beam is 860 cm long. How long is it in metres? =
  7. 7.📐 How many millimetres are in 1 centimetre? (a) 10 (b) 5 (c) 100 (d) 1000
  8. 8.📐 On a plan, 1 cm stands for 5 m. A real bridge is 85 m long. How long is it on the plan, in centimetres?
  9. 9.📐 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?
  10. 10.📐 How many metres are in 1 kilometre? (a) 10000 (b) 10 (c) 100 (d) 1000
  11. 11.📐 Why do engineers use scale drawings? (a) to make them pretty (b) big things fit on paper (c) to save ink only (d) to hide sizes
  12. 12.📐 On a plan, 1 cm stands for 20 m. A real bridge is 260 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 4 cm long on the plan. How long is the real wall, in metres?
  14. 14.📐 A beam is 740 cm long. How long is it in metres? =
  15. 15.📐 On a plan, 1 cm stands for 20 m. A real bridge is 340 m long. How long is it on the plan, in centimetres?
  16. 16.📐 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?
  17. 17.📐 How many centimetres are in 1 metre? (a) 100 (b) 1000 (c) 10 (d) 60
  18. 18.📐 On a plan, 1 cm stands for 5 m. A real bridge is 45 m long. How long is it on the plan, in centimetres?
  19. 19.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 14 cm long in the drawing. How long is the real car, in centimetres?
  20. 20.📐 A beam is 630 cm long. How long is it in metres? =
  21. 21.📐 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?
  22. 22.📐 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?
  23. 23.📐 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?
  24. 24.📐 A beam is 110 cm long. How long is it in metres? =
  25. 25.📐 On a plan, 1 cm stands for 20 m. A real bridge is 80 m long. How long is it on the plan, in centimetres?
  26. 26.📐 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?
  27. 27.📐 On a plan, 1 cm stands for 10 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  28. 28.📐 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?
  29. 29.📐 A beam is 310 cm long. How long is it in metres? =
  30. 30.📐 On a plan, 1 cm stands for 5 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 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?
  32. 32.📐 On a plan, 1 cm stands for 20 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  33. 33.📐 On a plan, 1 cm stands for 20 m. A real bridge is 60 m long. How long is it on the plan, in centimetres?
  34. 34.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  35. 35.📐 On a plan, 1 cm stands for 20 m. A real bridge is 300 m long. How long is it on the plan, in centimetres?
  36. 36.📐 On a plan, 1 cm stands for 5 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  37. 37.📐 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?
  38. 38.📐 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?
  39. 39.📐 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?
  40. 40.📐 A beam is 870 cm long. How long is it in metres? =

Answer key

  1. 16
  2. 8.4
  3. 7
  4. 560
  5. 5.6
  6. 8.6
  7. 10
  8. 17
  9. 60
  10. 1000
  11. big things fit on paper
  12. 13
  13. 8
  14. 7.4
  15. 17
  16. 13
  17. 100
  18. 9
  19. 420
  20. 6.3
  21. 3
  22. 5
  23. 100
  24. 1.1
  25. 4
  26. 14
  27. 160
  28. 11
  29. 3.1
  30. 70
  31. 60
  32. 120
  33. 3
  34. 330
  35. 15
  36. 35
  37. 20
  38. 80
  39. 240
  40. 8.7

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