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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 239 · 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) 1000 (b) 60 (c) 10 (d) 100
  2. 2.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 100 (c) 1000 (d) 10
  3. 3.📐 On a plan, 1 cm stands for 2 m. A real bridge is 36 m long. How long is it on the plan, in centimetres?
  4. 4.📐 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?
  5. 5.📐 A beam is 580 cm long. How long is it in metres? =
  6. 6.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  7. 7.📐 On a plan, 1 cm stands for 2 m. A real bridge is 16 m long. How long is it on the plan, in centimetres?
  8. 8.📐 On a plan, 1 cm stands for 2 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  9. 9.📐 On a plan, 1 cm stands for 5 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?
  10. 10.📐 A beam is 510 cm long. How long is it in metres? =
  11. 11.📐 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?
  12. 12.📐 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?
  13. 13.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  14. 14.📐 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?
  15. 15.📐 A beam is 990 cm long. How long is it in metres? =
  16. 16.📐 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?
  17. 17.📐 A beam is 610 cm long. How long is it in metres? =
  18. 18.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  19. 19.📐 A beam is 150 cm long. How long is it in metres? =
  20. 20.📐 On a plan, 1 cm stands for 20 m. A real bridge is 220 m long. How long is it on the plan, in centimetres?
  21. 21.📐 On a plan, 1 cm stands for 2 m. A real bridge is 22 m long. How long is it on the plan, in centimetres?
  22. 22.📐 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?
  23. 23.📐 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?
  24. 24.📐 On a plan, 1 cm stands for 20 m. A real bridge is 160 m long. How long is it on the plan, in centimetres?
  25. 25.📐 Why do engineers use scale drawings? (a) to save ink only (b) to hide sizes (c) big things fit on paper (d) to make them pretty
  26. 26.📐 On a plan, 1 cm stands for 5 m. A real bridge is 20 m long. How long is it on the plan, in centimetres?
  27. 27.📐 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?
  28. 28.📐 On a plan, 1 cm stands for 20 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  29. 29.📐 A beam is 940 cm long. How long is it in metres? =
  30. 30.📐 On a plan, 1 cm stands for 5 m. A wall is 18 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 A beam is 270 cm long. How long is it in metres? =
  32. 32.📐 On a plan, 1 cm stands for 10 m. A real bridge is 150 m long. How long is it on the plan, in centimetres?
  33. 33.📐 How many metres are in 1 kilometre? (a) 100 (b) 1000 (c) 10 (d) 10000
  34. 34.📐 A beam is 820 cm long. How long is it in metres? =
  35. 35.📐 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?
  36. 36.📐 A beam is 890 cm long. How long is it in metres? =
  37. 37.📐 A beam is 290 cm long. How long is it in metres? =
  38. 38.📐 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?
  39. 39.📐 On a plan, 1 cm stands for 5 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  40. 40.📐 On a plan, 1 cm stands for 5 m. A real bridge is 50 m long. How long is it on the plan, in centimetres?

Answer key

  1. 100
  2. 10
  3. 18
  4. 60
  5. 5.8
  6. 180
  7. 8
  8. 22
  9. 10
  10. 5.1
  11. 160
  12. 280
  13. 200
  14. 80
  15. 9.9
  16. 400
  17. 6.1
  18. 440
  19. 1.5
  20. 11
  21. 11
  22. 330
  23. 60
  24. 8
  25. big things fit on paper
  26. 4
  27. 240
  28. 180
  29. 9.4
  30. 90
  31. 2.7
  32. 15
  33. 1000
  34. 8.2
  35. 12
  36. 8.9
  37. 2.9
  38. 450
  39. 40
  40. 10

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