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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 809 · 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 2 m. A real bridge is 6 m long. How long is it on the plan, in centimetres?
  2. 2.📐 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
  3. 3.📐 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?
  4. 4.📐 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?
  5. 5.📐 A beam is 790 cm long. How long is it in metres? =
  6. 6.📐 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?
  7. 7.📐 A beam is 340 cm long. How long is it in metres? =
  8. 8.📐 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?
  9. 9.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 5 (c) 1000 (d) 10
  10. 10.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  11. 11.📐 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?
  12. 12.📐 On a plan, 1 cm stands for 5 m. A real bridge is 65 m long. How long is it on the plan, in centimetres?
  13. 13.📐 On a plan, 1 cm stands for 20 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  14. 14.📐 On a plan, 1 cm stands for 20 m. A real bridge is 80 m long. How long is it on the plan, in centimetres?
  15. 15.📐 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?
  16. 16.📐 How many centimetres are in 1 metre? (a) 100 (b) 60 (c) 10 (d) 1000
  17. 17.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  18. 18.📐 How many metres are in 1 kilometre? (a) 10000 (b) 100 (c) 10 (d) 1000
  19. 19.📐 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?
  20. 20.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  21. 21.📐 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?
  22. 22.📐 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?
  23. 23.📐 On a plan, 1 cm stands for 20 m. A wall is 4 cm long on the plan. How long is the real wall, in metres?
  24. 24.📐 A beam is 960 cm long. How long is it in metres? =
  25. 25.📐 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?
  26. 26.📐 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?
  27. 27.📐 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?
  28. 28.📐 A beam is 250 cm long. How long is it in metres? =
  29. 29.📐 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?
  30. 30.📐 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?
  31. 31.📐 On a plan, 1 cm stands for 10 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  32. 32.📐 A beam is 160 cm long. How long is it in metres? =
  33. 33.📐 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?
  34. 34.📐 On a plan, 1 cm stands for 5 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  35. 35.📐 On a plan, 1 cm stands for 5 m. A real bridge is 90 m long. How long is it on the plan, in centimetres?
  36. 36.📐 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?
  37. 37.📐 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?
  38. 38.📐 A beam is 420 cm long. How long is it in metres? =
  39. 39.📐 A beam is 380 cm long. How long is it in metres? =
  40. 40.📐 On a plan, 1 cm stands for 10 m. A real bridge is 170 m long. How long is it on the plan, in centimetres?

Answer key

  1. 3
  2. big things fit on paper
  3. 150
  4. 90
  5. 7.9
  6. 10
  7. 3.4
  8. 360
  9. 10
  10. 50
  11. 75
  12. 13
  13. 60
  14. 4
  15. 60
  16. 100
  17. 260
  18. 1000
  19. 70
  20. 480
  21. 13
  22. 260
  23. 80
  24. 9.6
  25. 8
  26. 6
  27. 110
  28. 2.5
  29. 120
  30. 40
  31. 120
  32. 1.6
  33. 95
  34. 35
  35. 18
  36. 560
  37. 15
  38. 4.2
  39. 3.8
  40. 17

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