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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 598 · 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.📐 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.📐 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?
  3. 3.📐 A beam is 300 cm long. How long is it in metres? =
  4. 4.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  5. 5.📐 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?
  6. 6.📐 A beam is 150 cm long. How long is it in metres? =
  7. 7.📐 A beam is 700 cm long. How long is it in metres? =
  8. 8.📐 On a plan, 1 cm stands for 10 m. A real bridge is 60 m long. How long is it on the plan, in centimetres?
  9. 9.📐 On a plan, 1 cm stands for 10 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  10. 10.📐 A beam is 110 cm long. How long is it in metres? =
  11. 11.📐 On a plan, 1 cm stands for 5 m. A real bridge is 50 m long. How long is it on the plan, in centimetres?
  12. 12.📐 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?
  13. 13.📐 A beam is 440 cm long. How long is it in metres? =
  14. 14.📐 On a plan, 1 cm stands for 2 m. A real bridge is 30 m long. How long is it on the plan, in centimetres?
  15. 15.📐 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?
  16. 16.📐 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?
  17. 17.📐 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?
  18. 18.📐 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?
  19. 19.📐 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?
  20. 20.📐 On a plan, 1 cm stands for 10 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  21. 21.📐 How many metres are in 1 kilometre? (a) 10000 (b) 100 (c) 10 (d) 1000
  22. 22.📐 A beam is 960 cm long. How long is it in metres? =
  23. 23.📐 On a plan, 1 cm stands for 5 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  24. 24.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 5 (c) 100 (d) 10
  25. 25.📐 How many centimetres are in 1 metre? (a) 60 (b) 1000 (c) 100 (d) 10
  26. 26.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  27. 27.📐 A beam is 260 cm long. How long is it in metres? =
  28. 28.📐 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?
  29. 29.📐 A beam is 220 cm long. How long is it in metres? =
  30. 30.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to make them pretty (c) to save ink only (d) to hide sizes
  31. 31.📐 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?
  32. 32.📐 A beam is 370 cm long. How long is it in metres? =
  33. 33.📐 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?
  34. 34.📐 A beam is 160 cm long. How long is it in metres? =
  35. 35.📐 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?
  36. 36.📐 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?
  37. 37.📐 On a plan, 1 cm stands for 2 m. A real bridge is 18 m long. How long is it on the plan, in centimetres?
  38. 38.📐 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?
  39. 39.📐 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?
  40. 40.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?

Answer key

  1. 60
  2. 7
  3. 3
  4. 110
  5. 200
  6. 1.5
  7. 7
  8. 6
  9. 150
  10. 1.1
  11. 10
  12. 2
  13. 4.4
  14. 15
  15. 65
  16. 120
  17. 50
  18. 35
  19. 120
  20. 4
  21. 1000
  22. 9.6
  23. 55
  24. 10
  25. 100
  26. 160
  27. 2.6
  28. 50
  29. 2.2
  30. big things fit on paper
  31. 60
  32. 3.7
  33. 420
  34. 1.6
  35. 12
  36. 3
  37. 9
  38. 8
  39. 90
  40. 120

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