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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 242 · 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.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 5 (c) 10 (d) 100
  2. 2.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  3. 3.📐 On a plan, 1 cm stands for 2 m. A wall is 20 cm long on the plan. How long is the real wall, in metres?
  4. 4.📐 A beam is 170 cm long. How long is it in metres? =
  5. 5.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to hide sizes (c) to make them pretty (d) to save ink only
  6. 6.📐 On a plan, 1 cm stands for 10 m. A real bridge is 190 m long. How long is it on the plan, in centimetres?
  7. 7.📐 A beam is 840 cm long. How long is it in metres? =
  8. 8.📐 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?
  9. 9.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  10. 10.📐 On a plan, 1 cm stands for 5 m. A real bridge is 45 m long. How long is it on the plan, in centimetres?
  11. 11.📐 How many centimetres are in 1 metre? (a) 60 (b) 100 (c) 1000 (d) 10
  12. 12.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 8 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 30 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  14. 14.📐 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?
  15. 15.📐 On a plan, 1 cm stands for 2 m. A real bridge is 10 m long. How long is it on the plan, in centimetres?
  16. 16.📐 A beam is 700 cm long. How long is it in metres? =
  17. 17.📐 On a plan, 1 cm stands for 5 m. A real bridge is 25 m long. How long is it on the plan, in centimetres?
  18. 18.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  19. 19.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  20. 20.📐 How many metres are in 1 kilometre? (a) 10 (b) 10000 (c) 1000 (d) 100
  21. 21.📐 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?
  22. 22.📐 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?
  23. 23.📐 A beam is 490 cm long. How long is it in metres? =
  24. 24.📐 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?
  25. 25.📐 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?
  26. 26.📐 A beam is 580 cm long. How long is it in metres? =
  27. 27.📐 On a plan, 1 cm stands for 10 m. A real bridge is 80 m long. How long is it on the plan, in centimetres?
  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 710 cm long. How long is it in metres? =
  30. 30.📐 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?
  31. 31.📐 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?
  32. 32.📐 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?
  33. 33.📐 On a plan, 1 cm stands for 20 m. A real bridge is 100 m long. How long is it on the plan, in centimetres?
  34. 34.📐 On a plan, 1 cm stands for 20 m. A real bridge is 360 m long. How long is it on the plan, in centimetres?
  35. 35.📐 A beam is 730 cm long. How long is it in metres? =
  36. 36.📐 A beam is 960 cm long. How long is it in metres? =
  37. 37.📐 A beam is 270 cm long. How long is it in metres? =
  38. 38.📐 A beam is 820 cm long. How long is it in metres? =
  39. 39.📐 On a plan, 1 cm stands for 20 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  40. 40.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?

Answer key

  1. 10
  2. 450
  3. 40
  4. 1.7
  5. big things fit on paper
  6. 19
  7. 8.4
  8. 65
  9. 150
  10. 9
  11. 100
  12. 80
  13. 330
  14. 60
  15. 5
  16. 7
  17. 5
  18. 220
  19. 140
  20. 1000
  21. 70
  22. 90
  23. 4.9
  24. 180
  25. 120
  26. 5.8
  27. 8
  28. 50
  29. 7.1
  30. 8
  31. 6
  32. 12
  33. 5
  34. 18
  35. 7.3
  36. 9.6
  37. 2.7
  38. 8.2
  39. 380
  40. 320

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