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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 33 · 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 centimetres are in 1 metre? (a) 100 (b) 60 (c) 10 (d) 1000
  2. 2.📐 A beam is 270 cm long. How long is it in metres? =
  3. 3.📐 How many metres are in 1 kilometre? (a) 1000 (b) 10 (c) 100 (d) 10000
  4. 4.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  5. 5.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 10 (c) 1000 (d) 5
  6. 6.📐 A beam is 300 cm long. How long is it in metres? =
  7. 7.📐 A beam is 890 cm long. How long is it in metres? =
  8. 8.📐 On a plan, 1 cm stands for 2 m. A real bridge is 24 m long. How long is it on the plan, in centimetres?
  9. 9.📐 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?
  10. 10.📐 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?
  11. 11.📐 A beam is 140 cm long. How long is it in metres? =
  12. 12.📐 A beam is 380 cm long. How long is it in metres? =
  13. 13.📐 A beam is 680 cm long. How long is it in metres? =
  14. 14.📐 On a plan, 1 cm stands for 2 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  15. 15.📐 A beam is 170 cm long. How long is it in metres? =
  16. 16.📐 A beam is 790 cm long. How long is it in metres? =
  17. 17.📐 A beam is 870 cm long. How long is it in metres? =
  18. 18.📐 A beam is 530 cm long. How long is it in metres? =
  19. 19.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  20. 20.📐 A beam is 110 cm long. How long is it in metres? =
  21. 21.📐 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
  22. 22.📐 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?
  23. 23.📐 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?
  24. 24.📐 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?
  25. 25.📐 On a plan, 1 cm stands for 10 m. A real bridge is 100 m long. How long is it on the plan, in centimetres?
  26. 26.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  27. 27.📐 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?
  28. 28.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 6 cm long in the drawing. How long is the real car, in centimetres?
  29. 29.📐 On a plan, 1 cm stands for 2 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  30. 30.📐 A beam is 240 cm long. How long is it in metres? =
  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.📐 A beam is 480 cm long. How long is it in metres? =
  33. 33.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  34. 34.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 14 cm long in the drawing. How long is the real car, in centimetres?
  35. 35.📐 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?
  36. 36.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  37. 37.📐 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?
  38. 38.📐 A beam is 540 cm long. How long is it in metres? =
  39. 39.📐 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?
  40. 40.📐 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?

Answer key

  1. 100
  2. 2.7
  3. 1000
  4. 150
  5. 10
  6. 3
  7. 8.9
  8. 12
  9. 16
  10. 95
  11. 1.4
  12. 3.8
  13. 6.8
  14. 16
  15. 1.7
  16. 7.9
  17. 8.7
  18. 5.3
  19. 200
  20. 1.1
  21. big things fit on paper
  22. 110
  23. 100
  24. 50
  25. 10
  26. 400
  27. 330
  28. 120
  29. 24
  30. 2.4
  31. 20
  32. 4.8
  33. 60
  34. 560
  35. 17
  36. 270
  37. 60
  38. 5.4
  39. 220
  40. 3

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