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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 798 · 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) 10 (b) 100 (c) 5 (d) 1000
  2. 2.📐 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?
  3. 3.📐 On a plan, 1 cm stands for 10 m. A real bridge is 170 m long. How long is it on the plan, in centimetres?
  4. 4.📐 A beam is 980 cm long. How long is it in metres? =
  5. 5.📐 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?
  6. 6.📐 On a plan, 1 cm stands for 2 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  7. 7.📐 On a plan, 1 cm stands for 10 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  8. 8.📐 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?
  9. 9.📐 On a plan, 1 cm stands for 2 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  10. 10.📐 How many metres are in 1 kilometre? (a) 100 (b) 10 (c) 1000 (d) 10000
  11. 11.📐 On a plan, 1 cm stands for 10 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  12. 12.📐 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?
  13. 13.📐 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?
  14. 14.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 6 cm long in the drawing. How long is the real car, in centimetres?
  15. 15.📐 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?
  16. 16.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 14 cm long in the drawing. How long is the real car, in centimetres?
  17. 17.📐 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?
  18. 18.📐 A beam is 880 cm long. How long is it in metres? =
  19. 19.📐 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?
  20. 20.📐 On a plan, 1 cm stands for 2 m. A wall is 13 cm long on the plan. How long is the real wall, in metres?
  21. 21.📐 A beam is 150 cm long. How long is it in metres? =
  22. 22.📐 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?
  23. 23.📐 A beam is 920 cm long. How long is it in metres? =
  24. 24.📐 Why do engineers use scale drawings? (a) to make them pretty (b) big things fit on paper (c) to hide sizes (d) to save ink only
  25. 25.📐 On a plan, 1 cm stands for 5 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  26. 26.📐 A beam is 970 cm long. How long is it in metres? =
  27. 27.📐 A beam is 810 cm long. How long is it in metres? =
  28. 28.📐 On a plan, 1 cm stands for 5 m. A real bridge is 80 m long. How long is it on the plan, in centimetres?
  29. 29.📐 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?
  30. 30.📐 How many centimetres are in 1 metre? (a) 10 (b) 60 (c) 100 (d) 1000
  31. 31.📐 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?
  32. 32.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  33. 33.📐 On a plan, 1 cm stands for 10 m. A wall is 20 cm long on the plan. How long is the real wall, in metres?
  34. 34.📐 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?
  35. 35.📐 A beam is 840 cm long. How long is it in metres? =
  36. 36.📐 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?
  37. 37.📐 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?
  38. 38.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 6 cm long in the drawing. How long is the real car, in centimetres?
  39. 39.📐 A beam is 460 cm long. How long is it in metres? =
  40. 40.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 6 cm long in the drawing. How long is the real car, in centimetres?

Answer key

  1. 10
  2. 38
  3. 17
  4. 9.8
  5. 2
  6. 30
  7. 160
  8. 100
  9. 32
  10. 1000
  11. 30
  12. 6
  13. 7
  14. 60
  15. 14
  16. 280
  17. 70
  18. 8.8
  19. 30
  20. 26
  21. 1.5
  22. 80
  23. 9.2
  24. big things fit on paper
  25. 95
  26. 9.7
  27. 8.1
  28. 16
  29. 210
  30. 100
  31. 3
  32. 40
  33. 200
  34. 150
  35. 8.4
  36. 85
  37. 110
  38. 240
  39. 4.6
  40. 180

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