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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 867 · 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.

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  1. 1.📐 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?
  2. 2.📐 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?
  3. 3.📐 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?
  4. 4.📐 A beam is 840 cm long. How long is it in metres? =
  5. 5.📐 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?
  6. 6.📐 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?
  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.📐 Why do engineers use scale drawings? (a) to save ink only (b) to hide sizes (c) big things fit on paper (d) to make them pretty
  9. 9.📐 On a plan, 1 cm stands for 20 m. A wall is 4 cm long on the plan. How long is the real wall, in metres?
  10. 10.📐 A beam is 370 cm long. How long is it in metres? =
  11. 11.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  12. 12.📐 On a plan, 1 cm stands for 5 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  13. 13.📐 On a plan, 1 cm stands for 5 m. A real bridge is 35 m long. How long is it on the plan, in centimetres?
  14. 14.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  15. 15.📐 A beam is 380 cm long. How long is it in metres? =
  16. 16.📐 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?
  17. 17.📐 On a plan, 1 cm stands for 2 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  18. 18.📐 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?
  19. 19.📐 A beam is 500 cm long. How long is it in metres? =
  20. 20.📐 A beam is 720 cm long. How long is it in metres? =
  21. 21.📐 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?
  22. 22.📐 How many metres are in 1 kilometre? (a) 1000 (b) 10000 (c) 100 (d) 10
  23. 23.📐 How many centimetres are in 1 metre? (a) 10 (b) 60 (c) 1000 (d) 100
  24. 24.📐 How many millimetres are in 1 centimetre? (a) 10 (b) 100 (c) 5 (d) 1000
  25. 25.📐 A beam is 550 cm long. How long is it in metres? =
  26. 26.📐 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?
  27. 27.📐 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?
  28. 28.📐 On a plan, 1 cm stands for 20 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  29. 29.📐 A beam is 870 cm long. How long is it in metres? =
  30. 30.📐 A beam is 560 cm long. How long is it in metres? =
  31. 31.📐 On a plan, 1 cm stands for 5 m. A real bridge is 80 m long. How long is it on the plan, in centimetres?
  32. 32.📐 On a plan, 1 cm stands for 2 m. A real bridge is 4 m long. How long is it on the plan, in centimetres?
  33. 33.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  34. 34.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 5 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 120 m long. How long is it on the plan, in centimetres?
  36. 36.📐 A beam is 300 cm long. How long is it in metres? =
  37. 37.📐 On a plan, 1 cm stands for 2 m. A real bridge is 38 m long. How long is it on the plan, in centimetres?
  38. 38.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  39. 39.📐 A beam is 760 cm long. How long is it in metres? =
  40. 40.📐 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?

Answer key

  1. 330
  2. 90
  3. 65
  4. 8.4
  5. 120
  6. 60
  7. 30
  8. big things fit on paper
  9. 80
  10. 3.7
  11. 180
  12. 95
  13. 7
  14. 120
  15. 3.8
  16. 140
  17. 24
  18. 18
  19. 5
  20. 7.2
  21. 3
  22. 1000
  23. 100
  24. 10
  25. 5.5
  26. 18
  27. 18
  28. 220
  29. 8.7
  30. 5.6
  31. 16
  32. 2
  33. 40
  34. 50
  35. 6
  36. 3
  37. 19
  38. 270
  39. 7.6
  40. 70

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