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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 689 · 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.📐 Why do engineers use scale drawings? (a) to hide sizes (b) to save ink only (c) big things fit on paper (d) to make them pretty
  2. 2.📐 A beam is 190 cm long. How long is it in metres? =
  3. 3.📐 On a plan, 1 cm stands for 5 m. A real bridge is 55 m long. How long is it on the plan, in centimetres?
  4. 4.📐 A beam is 760 cm long. How long is it in metres? =
  5. 5.📐 How many metres are in 1 kilometre? (a) 100 (b) 10 (c) 1000 (d) 10000
  6. 6.📐 On a plan, 1 cm stands for 5 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?
  7. 7.📐 On a plan, 1 cm stands for 2 m. A real bridge is 34 m long. How long is it on the plan, in centimetres?
  8. 8.📐 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?
  9. 9.📐 On a plan, 1 cm stands for 2 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  10. 10.📐 On a plan, 1 cm stands for 20 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?
  11. 11.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  12. 12.📐 On a plan, 1 cm stands for 10 m. A real bridge is 150 m long. How long is it on the plan, in centimetres?
  13. 13.📐 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?
  14. 14.📐 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?
  15. 15.📐 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?
  16. 16.📐 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?
  17. 17.📐 A beam is 790 cm long. How long is it in metres? =
  18. 18.📐 A beam is 280 cm long. How long is it in metres? =
  19. 19.📐 A beam is 180 cm long. How long is it in metres? =
  20. 20.📐 A beam is 580 cm long. How long is it in metres? =
  21. 21.📐 On a plan, 1 cm stands for 10 m. A real bridge is 140 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 18 m long. How long is it on the plan, in centimetres?
  23. 23.📐 On a plan, 1 cm stands for 2 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  24. 24.📐 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?
  25. 25.📐 A beam is 670 cm long. How long is it in metres? =
  26. 26.📐 On a plan, 1 cm stands for 20 m. A real bridge is 160 m long. How long is it on the plan, in centimetres?
  27. 27.📐 A model car is drawn so that 1 cm stands for 30 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 60 m long. How long is it on the plan, in centimetres?
  29. 29.📐 On a plan, 1 cm stands for 10 m. A real bridge is 90 m long. How long is it on the plan, in centimetres?
  30. 30.📐 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?
  31. 31.📐 A beam is 740 cm long. How long is it in metres? =
  32. 32.📐 How many centimetres are in 1 metre? (a) 100 (b) 60 (c) 1000 (d) 10
  33. 33.📐 A beam is 910 cm long. How long is it in metres? =
  34. 34.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 100 (c) 10 (d) 1000
  35. 35.📐 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?
  36. 36.📐 On a plan, 1 cm stands for 10 m. A real bridge is 30 m long. How long is it on the plan, in centimetres?
  37. 37.📐 On a plan, 1 cm stands for 10 m. A wall is 17 cm long on the plan. How long is the real wall, 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 290 cm long. How long is it in metres? =
  40. 40.📐 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?

Answer key

  1. big things fit on paper
  2. 1.9
  3. 11
  4. 7.6
  5. 1000
  6. 10
  7. 17
  8. 40
  9. 6
  10. 40
  11. 520
  12. 15
  13. 20
  14. 4
  15. 6
  16. 15
  17. 7.9
  18. 2.8
  19. 1.8
  20. 5.8
  21. 14
  22. 9
  23. 38
  24. 340
  25. 6.7
  26. 8
  27. 300
  28. 12
  29. 9
  30. 260
  31. 7.4
  32. 100
  33. 9.1
  34. 10
  35. 20
  36. 3
  37. 170
  38. 6
  39. 2.9
  40. 70

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