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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 229 · 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 5 m. A real bridge is 30 m long. How long is it on the plan, in centimetres?
  2. 2.📐 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?
  3. 3.📐 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?
  4. 4.📐 How many metres are in 1 kilometre? (a) 100 (b) 10000 (c) 10 (d) 1000
  5. 5.📐 On a plan, 1 cm stands for 10 m. A real bridge is 130 m long. How long is it on the plan, in centimetres?
  6. 6.📐 A beam is 310 cm long. How long is it in metres? =
  7. 7.📐 How many centimetres are in 1 metre? (a) 100 (b) 1000 (c) 60 (d) 10
  8. 8.📐 A beam is 530 cm long. How long is it in metres? =
  9. 9.📐 On a plan, 1 cm stands for 2 m. A real bridge is 16 m long. How long is it on the plan, in centimetres?
  10. 10.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 100 (c) 10 (d) 1000
  11. 11.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  12. 12.📐 A beam is 760 cm long. How long is it in metres? =
  13. 13.📐 Why do engineers use scale drawings? (a) to save ink only (b) to make them pretty (c) to hide sizes (d) big things fit on paper
  14. 14.📐 On a plan, 1 cm stands for 2 m. A real bridge is 8 m long. How long is it on the plan, in centimetres?
  15. 15.📐 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?
  16. 16.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  17. 17.📐 On a plan, 1 cm stands for 10 m. A wall is 10 cm long on the plan. How long is the real wall, in metres?
  18. 18.📐 A beam is 370 cm long. How long is it in metres? =
  19. 19.📐 A beam is 510 cm long. How long is it in metres? =
  20. 20.📐 On a plan, 1 cm stands for 5 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  21. 21.📐 A beam is 660 cm long. How long is it in metres? =
  22. 22.📐 A beam is 170 cm long. How long is it in metres? =
  23. 23.📐 A beam is 400 cm long. How long is it in metres? =
  24. 24.📐 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?
  25. 25.📐 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?
  26. 26.📐 On a plan, 1 cm stands for 5 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  27. 27.📐 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?
  28. 28.📐 On a plan, 1 cm stands for 5 m. A real bridge is 75 m long. How long is it on the plan, in centimetres?
  29. 29.📐 On a plan, 1 cm stands for 20 m. A real bridge is 240 m long. How long is it on the plan, in centimetres?
  30. 30.📐 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?
  31. 31.📐 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?
  32. 32.📐 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?
  33. 33.📐 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?
  34. 34.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  35. 35.📐 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?
  36. 36.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  37. 37.📐 A beam is 160 cm long. How long is it in metres? =
  38. 38.📐 On a plan, 1 cm stands for 2 m. A real bridge is 12 m long. How long is it on the plan, in centimetres?
  39. 39.📐 A beam is 520 cm long. How long is it in metres? =
  40. 40.📐 A beam is 360 cm long. How long is it in metres? =

Answer key

  1. 6
  2. 2
  3. 2
  4. 1000
  5. 13
  6. 3.1
  7. 100
  8. 5.3
  9. 8
  10. 10
  11. 440
  12. 7.6
  13. big things fit on paper
  14. 4
  15. 9
  16. 210
  17. 100
  18. 3.7
  19. 5.1
  20. 85
  21. 6.6
  22. 1.7
  23. 4
  24. 13
  25. 80
  26. 75
  27. 100
  28. 15
  29. 12
  30. 110
  31. 240
  32. 130
  33. 50
  34. 80
  35. 17
  36. 200
  37. 1.6
  38. 6
  39. 5.2
  40. 3.6

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