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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 253 · 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.📐 A beam is 260 cm long. How long is it in metres? =
  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.📐 On a plan, 1 cm stands for 20 m. A real bridge is 380 m long. How long is it on the plan, in centimetres?
  4. 4.📐 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?
  5. 5.📐 A beam is 140 cm long. How long is it in metres? =
  6. 6.📐 On a plan, 1 cm stands for 5 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  7. 7.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 5 (c) 10 (d) 1000
  8. 8.📐 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?
  9. 9.📐 Why do engineers use scale drawings? (a) to hide sizes (b) to save ink only (c) to make them pretty (d) big things fit on paper
  10. 10.📐 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?
  11. 11.📐 How many metres are in 1 kilometre? (a) 100 (b) 10 (c) 1000 (d) 10000
  12. 12.📐 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?
  13. 13.📐 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?
  14. 14.📐 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?
  15. 15.📐 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?
  16. 16.📐 On a plan, 1 cm stands for 20 m. A real bridge is 120 m long. How long is it on the plan, in centimetres?
  17. 17.📐 On a plan, 1 cm stands for 2 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?
  18. 18.📐 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?
  19. 19.📐 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?
  20. 20.📐 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?
  21. 21.📐 A beam is 730 cm long. How long is it in metres? =
  22. 22.📐 A beam is 510 cm long. How long is it in metres? =
  23. 23.📐 A beam is 800 cm long. How long is it in metres? =
  24. 24.📐 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?
  25. 25.📐 On a plan, 1 cm stands for 20 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  26. 26.📐 How many centimetres are in 1 metre? (a) 60 (b) 1000 (c) 10 (d) 100
  27. 27.📐 A beam is 350 cm long. How long is it in metres? =
  28. 28.📐 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?
  29. 29.📐 On a plan, 1 cm stands for 20 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  30. 30.📐 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?
  31. 31.📐 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?
  32. 32.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  33. 33.📐 On a plan, 1 cm stands for 10 m. A real bridge is 20 m long. How long is it on the plan, in centimetres?
  34. 34.📐 On a plan, 1 cm stands for 2 m. A real bridge is 26 m long. How long is it on the plan, in centimetres?
  35. 35.📐 A beam is 880 cm long. How long is it in metres? =
  36. 36.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  37. 37.📐 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?
  38. 38.📐 On a plan, 1 cm stands for 2 m. A real bridge is 12 m long. How long is it on the plan, in centimetres?
  39. 39.📐 A beam is 380 cm long. How long is it in metres? =
  40. 40.📐 On a plan, 1 cm stands for 2 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?

Answer key

  1. 2.6
  2. 100
  3. 19
  4. 280
  5. 1.4
  6. 30
  7. 10
  8. 160
  9. big things fit on paper
  10. 30
  11. 1000
  12. 110
  13. 18
  14. 180
  15. 260
  16. 6
  17. 4
  18. 5
  19. 160
  20. 12
  21. 7.3
  22. 5.1
  23. 8
  24. 3
  25. 140
  26. 100
  27. 3.5
  28. 7
  29. 300
  30. 60
  31. 95
  32. 300
  33. 2
  34. 13
  35. 8.8
  36. 40
  37. 560
  38. 6
  39. 3.8
  40. 6

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