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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 97 · 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 wall is 12 cm long on the plan. How long is the real wall, in metres?
  2. 2.📐 On a plan, 1 cm stands for 10 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  3. 3.📐 On a plan, 1 cm stands for 2 m. A real bridge is 4 m long. How long is it on the plan, in centimetres?
  4. 4.📐 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?
  5. 5.📐 How many metres are in 1 kilometre? (a) 10000 (b) 10 (c) 1000 (d) 100
  6. 6.📐 A beam is 620 cm long. How long is it in metres? =
  7. 7.📐 A beam is 510 cm long. How long is it in metres? =
  8. 8.📐 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?
  9. 9.📐 A beam is 570 cm long. How long is it in metres? =
  10. 10.📐 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?
  11. 11.📐 On a plan, 1 cm stands for 2 m. A wall is 5 cm long on the plan. How long is the real wall, in metres?
  12. 12.📐 A beam is 290 cm long. How long is it in metres? =
  13. 13.📐 How many centimetres are in 1 metre? (a) 10 (b) 1000 (c) 60 (d) 100
  14. 14.📐 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?
  15. 15.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  16. 16.📐 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?
  17. 17.📐 Why do engineers use scale drawings? (a) to hide sizes (b) to make them pretty (c) big things fit on paper (d) to save ink only
  18. 18.📐 On a plan, 1 cm stands for 20 m. A real bridge is 280 m long. How long is it on the plan, in centimetres?
  19. 19.📐 On a plan, 1 cm stands for 10 m. A real bridge is 110 m long. How long is it on the plan, in centimetres?
  20. 20.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  21. 21.📐 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?
  22. 22.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  23. 23.📐 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?
  24. 24.📐 On a plan, 1 cm stands for 2 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  25. 25.📐 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?
  26. 26.📐 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?
  27. 27.📐 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?
  28. 28.📐 On a plan, 1 cm stands for 10 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  29. 29.📐 On a plan, 1 cm stands for 2 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  30. 30.📐 A beam is 120 cm long. How long is it in metres? =
  31. 31.📐 On a plan, 1 cm stands for 5 m. A wall is 20 cm long on the plan. How long is the real wall, in metres?
  32. 32.📐 On a plan, 1 cm stands for 10 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  33. 33.📐 On a plan, 1 cm stands for 5 m. A wall is 15 cm long on the plan. How long is the real wall, in metres?
  34. 34.📐 On a plan, 1 cm stands for 5 m. A real bridge is 70 m long. How long is it on the plan, in centimetres?
  35. 35.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 10 (c) 1000 (d) 100
  36. 36.📐 On a plan, 1 cm stands for 10 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  37. 37.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  38. 38.📐 On a plan, 1 cm stands for 10 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  39. 39.📐 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?
  40. 40.📐 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?

Answer key

  1. 60
  2. 190
  3. 2
  4. 170
  5. 1000
  6. 6.2
  7. 5.1
  8. 11
  9. 5.7
  10. 60
  11. 10
  12. 2.9
  13. 100
  14. 12
  15. 40
  16. 4
  17. big things fit on paper
  18. 14
  19. 11
  20. 80
  21. 120
  22. 200
  23. 8
  24. 30
  25. 13
  26. 150
  27. 4
  28. 160
  29. 12
  30. 1.2
  31. 100
  32. 140
  33. 75
  34. 14
  35. 10
  36. 30
  37. 20
  38. 110
  39. 160
  40. 440

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