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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 442 · 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.

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  1. 1.📐 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?
  2. 2.📐 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?
  3. 3.📐 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?
  4. 4.📐 On a plan, 1 cm stands for 2 m. A real bridge is 14 m long. How long is it on the plan, in centimetres?
  5. 5.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 10 (c) 100 (d) 5
  6. 6.📐 On a plan, 1 cm stands for 2 m. A real bridge is 6 m long. How long is it on the plan, in centimetres?
  7. 7.📐 Why do engineers use scale drawings? (a) to save ink only (b) to hide sizes (c) to make them pretty (d) big things fit on paper
  8. 8.📐 A beam is 870 cm long. How long is it in metres? =
  9. 9.📐 On a plan, 1 cm stands for 5 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  10. 10.📐 A beam is 290 cm long. How long is it in metres? =
  11. 11.📐 On a plan, 1 cm stands for 20 m. A wall is 2 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 160 m long. How long is it on the plan, in centimetres?
  13. 13.📐 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?
  14. 14.📐 A beam is 260 cm long. How long is it in metres? =
  15. 15.📐 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?
  16. 16.📐 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?
  17. 17.📐 A beam is 330 cm long. How long is it in metres? =
  18. 18.📐 A beam is 230 cm long. How long is it in metres? =
  19. 19.📐 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?
  20. 20.📐 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?
  21. 21.📐 On a plan, 1 cm stands for 5 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  22. 22.📐 A beam is 320 cm long. How long is it in metres? =
  23. 23.📐 A beam is 620 cm long. How long is it in metres? =
  24. 24.📐 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?
  25. 25.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  26. 26.📐 A beam is 450 cm long. How long is it in metres? =
  27. 27.📐 How many centimetres are in 1 metre? (a) 10 (b) 1000 (c) 100 (d) 60
  28. 28.📐 A beam is 110 cm long. How long is it in metres? =
  29. 29.📐 On a plan, 1 cm stands for 5 m. A wall is 5 cm long on the plan. How long is the real wall, 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 360 cm long. How long is it in metres? =
  32. 32.📐 On a plan, 1 cm stands for 10 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  33. 33.📐 A beam is 600 cm long. How long is it in metres? =
  34. 34.📐 A beam is 340 cm long. How long is it in metres? =
  35. 35.📐 How many metres are in 1 kilometre? (a) 10 (b) 1000 (c) 10000 (d) 100
  36. 36.📐 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?
  37. 37.📐 A beam is 560 cm long. How long is it in metres? =
  38. 38.📐 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?
  39. 39.📐 A beam is 760 cm long. How long is it in metres? =
  40. 40.📐 A beam is 520 cm long. How long is it in metres? =

Answer key

  1. 2
  2. 560
  3. 2
  4. 7
  5. 10
  6. 3
  7. big things fit on paper
  8. 8.7
  9. 60
  10. 2.9
  11. 40
  12. 16
  13. 600
  14. 2.6
  15. 15
  16. 50
  17. 3.3
  18. 2.3
  19. 8
  20. 180
  21. 55
  22. 3.2
  23. 6.2
  24. 18
  25. 120
  26. 4.5
  27. 100
  28. 1.1
  29. 25
  30. 260
  31. 3.6
  32. 170
  33. 6
  34. 3.4
  35. 1000
  36. 16
  37. 5.6
  38. 440
  39. 7.6
  40. 5.2

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