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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 547 · 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 metres are in 1 kilometre? (a) 10 (b) 1000 (c) 100 (d) 10000
  2. 2.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  3. 3.📐 A beam is 960 cm long. How long is it in metres? =
  4. 4.📐 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?
  5. 5.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  6. 6.📐 On a plan, 1 cm stands for 10 m. A wall is 18 cm long on the plan. How long is the real wall, in metres?
  7. 7.📐 A beam is 660 cm long. How long is it in metres? =
  8. 8.📐 How many centimetres are in 1 metre? (a) 1000 (b) 60 (c) 100 (d) 10
  9. 9.📐 On a plan, 1 cm stands for 20 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  10. 10.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  11. 11.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  12. 12.📐 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?
  13. 13.📐 On a plan, 1 cm stands for 20 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  14. 14.📐 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
  15. 15.📐 A beam is 110 cm long. How long is it in metres? =
  16. 16.📐 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?
  17. 17.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 1000 (c) 5 (d) 10
  18. 18.📐 A beam is 520 cm long. How long is it in metres? =
  19. 19.📐 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?
  20. 20.📐 On a plan, 1 cm stands for 20 m. A real bridge is 400 m long. How long is it on the plan, in centimetres?
  21. 21.📐 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?
  22. 22.📐 On a plan, 1 cm stands for 2 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  23. 23.📐 A beam is 580 cm long. How long is it in metres? =
  24. 24.📐 A beam is 320 cm long. How long is it in metres? =
  25. 25.📐 A beam is 760 cm long. How long is it in metres? =
  26. 26.📐 On a plan, 1 cm stands for 10 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  27. 27.📐 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?
  28. 28.📐 A beam is 630 cm long. How long is it in metres? =
  29. 29.📐 A beam is 200 cm long. How long is it in metres? =
  30. 30.📐 On a plan, 1 cm stands for 20 m. A wall is 13 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 A beam is 220 cm long. How long is it in metres? =
  32. 32.📐 A beam is 700 cm long. How long is it in metres? =
  33. 33.📐 A beam is 160 cm long. How long is it in metres? =
  34. 34.📐 A beam is 190 cm long. How long is it in metres? =
  35. 35.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  36. 36.📐 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?
  37. 37.📐 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?
  38. 38.📐 A beam is 920 cm long. How long is it in metres? =
  39. 39.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 15 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 wall is 4 cm long on the plan. How long is the real wall, in metres?

Answer key

  1. 1000
  2. 100
  3. 9.6
  4. 270
  5. 280
  6. 180
  7. 6.6
  8. 100
  9. 2
  10. 120
  11. 160
  12. 16
  13. 320
  14. big things fit on paper
  15. 1.1
  16. 150
  17. 10
  18. 5.2
  19. 280
  20. 20
  21. 90
  22. 18
  23. 5.8
  24. 3.2
  25. 7.6
  26. 80
  27. 32
  28. 6.3
  29. 2
  30. 260
  31. 2.2
  32. 7
  33. 1.6
  34. 1.9
  35. 60
  36. 4
  37. 70
  38. 9.2
  39. 600
  40. 40

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