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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 335 · 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) 1000 (b) 10000 (c) 10 (d) 100
  2. 2.📐 A beam is 200 cm long. How long is it in metres? =
  3. 3.📐 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?
  4. 4.📐 A beam is 190 cm long. How long is it in metres? =
  5. 5.📐 A beam is 740 cm long. How long is it in metres? =
  6. 6.📐 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?
  7. 7.📐 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?
  8. 8.📐 A beam is 420 cm long. How long is it in metres? =
  9. 9.📐 A beam is 260 cm long. How long is it in metres? =
  10. 10.📐 A beam is 790 cm long. How long is it in metres? =
  11. 11.📐 On a plan, 1 cm stands for 20 m. A wall is 8 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 130 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 10 m long. How long is it on the plan, in centimetres?
  14. 14.📐 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?
  15. 15.📐 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?
  16. 16.📐 A beam is 850 cm long. How long is it in metres? =
  17. 17.📐 On a plan, 1 cm stands for 2 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  18. 18.📐 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?
  19. 19.📐 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?
  20. 20.📐 On a plan, 1 cm stands for 20 m. A real bridge is 260 m long. How long is it on the plan, in centimetres?
  21. 21.📐 On a plan, 1 cm stands for 5 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  22. 22.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 100 (c) 5 (d) 10
  23. 23.📐 A beam is 900 cm long. How long is it in metres? =
  24. 24.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  25. 25.📐 On a plan, 1 cm stands for 10 m. A real bridge is 200 m long. How long is it on the plan, in centimetres?
  26. 26.📐 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?
  27. 27.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 13 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 4 cm long in the drawing. How long is the real car, in centimetres?
  29. 29.📐 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?
  30. 30.📐 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?
  31. 31.📐 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?
  32. 32.📐 A beam is 210 cm long. How long is it in metres? =
  33. 33.📐 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?
  34. 34.📐 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?
  35. 35.📐 On a plan, 1 cm stands for 2 m. A wall is 18 cm long on the plan. How long is the real wall, in metres?
  36. 36.📐 On a plan, 1 cm stands for 20 m. A real bridge is 240 m long. How long is it on the plan, in centimetres?
  37. 37.📐 A beam is 340 cm long. How long is it in metres? =
  38. 38.📐 Why do engineers use scale drawings? (a) to make them pretty (b) to hide sizes (c) big things fit on paper (d) to save ink only
  39. 39.📐 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?
  40. 40.📐 A beam is 690 cm long. How long is it in metres? =

Answer key

  1. 1000
  2. 2
  3. 560
  4. 1.9
  5. 7.4
  6. 450
  7. 12
  8. 4.2
  9. 2.6
  10. 7.9
  11. 160
  12. 13
  13. 2
  14. 8
  15. 120
  16. 8.5
  17. 34
  18. 2
  19. 16
  20. 13
  21. 15
  22. 10
  23. 9
  24. 360
  25. 20
  26. 65
  27. 130
  28. 80
  29. 160
  30. 70
  31. 8
  32. 2.1
  33. 100
  34. 5
  35. 36
  36. 12
  37. 3.4
  38. big things fit on paper
  39. 30
  40. 6.9

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