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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 157 · 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 2 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  2. 2.📐 A beam is 910 cm long. How long is it in metres? =
  3. 3.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 100 (c) 10 (d) 5
  4. 4.📐 On a plan, 1 cm stands for 10 m. A wall is 20 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 real bridge is 40 m long. How long is it on the plan, in centimetres?
  6. 6.📐 On a plan, 1 cm stands for 5 m. A real bridge is 95 m long. How long is it on the plan, in centimetres?
  7. 7.📐 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?
  8. 8.📐 A beam is 990 cm long. How long is it in metres? =
  9. 9.📐 A beam is 840 cm long. How long is it in metres? =
  10. 10.📐 A beam is 200 cm long. How long is it in metres? =
  11. 11.📐 On a plan, 1 cm stands for 10 m. A real bridge is 180 m long. How long is it on the plan, in centimetres?
  12. 12.📐 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?
  13. 13.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  14. 14.📐 How many centimetres are in 1 metre? (a) 1000 (b) 100 (c) 10 (d) 60
  15. 15.📐 A beam is 780 cm long. How long is it in metres? =
  16. 16.📐 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?
  17. 17.📐 How many metres are in 1 kilometre? (a) 1000 (b) 10000 (c) 100 (d) 10
  18. 18.📐 On a plan, 1 cm stands for 20 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  19. 19.📐 On a plan, 1 cm stands for 10 m. A real bridge is 20 m long. How long is it on the plan, in centimetres?
  20. 20.📐 A beam is 450 cm long. How long is it in metres? =
  21. 21.📐 A beam is 670 cm long. How long is it in metres? =
  22. 22.📐 A beam is 600 cm long. How long is it in metres? =
  23. 23.📐 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?
  24. 24.📐 A beam is 250 cm long. How long is it in metres? =
  25. 25.📐 On a plan, 1 cm stands for 2 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  26. 26.📐 Why do engineers use scale drawings? (a) to make them pretty (b) to hide sizes (c) big things fit on paper (d) to save ink only
  27. 27.📐 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?
  28. 28.📐 A beam is 320 cm long. How long is it in metres? =
  29. 29.📐 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?
  30. 30.📐 On a plan, 1 cm stands for 5 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 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?
  32. 32.📐 On a plan, 1 cm stands for 2 m. A wall is 10 cm long on the plan. How long is the real wall, in metres?
  33. 33.📐 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?
  34. 34.📐 A beam is 480 cm long. How long is it in metres? =
  35. 35.📐 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?
  36. 36.📐 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?
  37. 37.📐 On a plan, 1 cm stands for 10 m. A real bridge is 110 m long. How long is it on the plan, in centimetres?
  38. 38.📐 A beam is 310 cm long. How long is it in metres? =
  39. 39.📐 On a plan, 1 cm stands for 20 m. A real bridge is 200 m long. How long is it on the plan, in centimetres?
  40. 40.📐 On a plan, 1 cm stands for 2 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?

Answer key

  1. 34
  2. 9.1
  3. 10
  4. 200
  5. 8
  6. 19
  7. 90
  8. 9.9
  9. 8.4
  10. 2
  11. 18
  12. 120
  13. 260
  14. 100
  15. 7.8
  16. 140
  17. 1000
  18. 340
  19. 2
  20. 4.5
  21. 6.7
  22. 6
  23. 150
  24. 2.5
  25. 20
  26. big things fit on paper
  27. 30
  28. 3.2
  29. 120
  30. 40
  31. 70
  32. 20
  33. 12
  34. 4.8
  35. 130
  36. 17
  37. 11
  38. 3.1
  39. 10
  40. 4

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