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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 371 · 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 20 cm. The car is 5 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 real bridge is 40 m long. How long is it on the plan, in centimetres?
  3. 3.📐 How many centimetres are in 1 metre? (a) 60 (b) 10 (c) 100 (d) 1000
  4. 4.📐 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?
  5. 5.📐 How many metres are in 1 kilometre? (a) 10 (b) 100 (c) 1000 (d) 10000
  6. 6.📐 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?
  7. 7.📐 A beam is 240 cm long. How long is it in metres? =
  8. 8.📐 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?
  9. 9.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to save ink only (c) to make them pretty (d) to hide sizes
  10. 10.📐 A beam is 980 cm long. How long is it in metres? =
  11. 11.📐 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?
  12. 12.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  13. 13.📐 On a plan, 1 cm stands for 2 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  14. 14.📐 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?
  15. 15.📐 A beam is 180 cm long. How long is it in metres? =
  16. 16.📐 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?
  17. 17.📐 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?
  18. 18.📐 On a plan, 1 cm stands for 2 m. A real bridge is 20 m long. How long is it on the plan, in centimetres?
  19. 19.📐 A beam is 190 cm long. How long is it in metres? =
  20. 20.📐 A beam is 950 cm long. How long is it in metres? =
  21. 21.📐 On a plan, 1 cm stands for 20 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  22. 22.📐 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?
  23. 23.📐 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?
  24. 24.📐 A beam is 630 cm long. How long is it in metres? =
  25. 25.📐 On a plan, 1 cm stands for 20 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  26. 26.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  27. 27.📐 A beam is 920 cm long. How long is it in metres? =
  28. 28.📐 A beam is 470 cm long. How long is it in metres? =
  29. 29.📐 A beam is 820 cm long. How long is it in metres? =
  30. 30.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  31. 31.📐 On a plan, 1 cm stands for 10 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?
  32. 32.📐 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?
  33. 33.📐 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?
  34. 34.📐 On a plan, 1 cm stands for 20 m. A real bridge is 180 m long. How long is it on the plan, in centimetres?
  35. 35.📐 On a plan, 1 cm stands for 20 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  36. 36.📐 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?
  37. 37.📐 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?
  38. 38.📐 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?
  39. 39.📐 A beam is 370 cm long. How long is it in metres? =
  40. 40.📐 On a plan, 1 cm stands for 20 m. A wall is 5 cm long on the plan. How long is the real wall, in metres?

Answer key

  1. 100
  2. 8
  3. 100
  4. 5
  5. 1000
  6. 110
  7. 2.4
  8. 130
  9. big things fit on paper
  10. 9.8
  11. 20
  12. 30
  13. 20
  14. 65
  15. 1.8
  16. 3
  17. 17
  18. 10
  19. 1.9
  20. 9.5
  21. 140
  22. 8
  23. 150
  24. 6.3
  25. 280
  26. 90
  27. 9.2
  28. 4.7
  29. 8.2
  30. 160
  31. 20
  32. 4
  33. 4
  34. 9
  35. 240
  36. 50
  37. 12
  38. 320
  39. 3.7
  40. 100

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