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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 592 · 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 18 m long. How long is it on the plan, in centimetres?
  2. 2.📐 A beam is 580 cm long. How long is it in metres? =
  3. 3.📐 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?
  4. 4.📐 Why do engineers use scale drawings? (a) to make them pretty (b) big things fit on paper (c) to save ink only (d) to hide sizes
  5. 5.📐 On a plan, 1 cm stands for 2 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  6. 6.📐 On a plan, 1 cm stands for 20 m. A wall is 5 cm long on the plan. How long is the real wall, in metres?
  7. 7.📐 On a plan, 1 cm stands for 5 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  8. 8.📐 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?
  9. 9.📐 On a plan, 1 cm stands for 2 m. A real bridge is 30 m long. How long is it on the plan, in centimetres?
  10. 10.📐 On a plan, 1 cm stands for 2 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  11. 11.📐 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?
  12. 12.📐 A beam is 170 cm long. How long is it in metres? =
  13. 13.📐 How many centimetres are in 1 metre? (a) 1000 (b) 60 (c) 100 (d) 10
  14. 14.📐 A beam is 600 cm long. How long is it in metres? =
  15. 15.📐 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?
  16. 16.📐 A beam is 770 cm long. How long is it in metres? =
  17. 17.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 5 (c) 10 (d) 1000
  18. 18.📐 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?
  19. 19.📐 On a plan, 1 cm stands for 5 m. A real bridge is 25 m long. How long is it on the plan, in centimetres?
  20. 20.📐 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?
  21. 21.📐 A beam is 860 cm long. How long is it in metres? =
  22. 22.📐 A beam is 570 cm long. How long is it in metres? =
  23. 23.📐 A beam is 380 cm long. How long is it in metres? =
  24. 24.📐 On a plan, 1 cm stands for 10 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 9 cm long in the drawing. How long is the real car, in centimetres?
  26. 26.📐 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?
  27. 27.📐 A beam is 340 cm long. How long is it in metres? =
  28. 28.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  29. 29.📐 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?
  30. 30.📐 How many metres are in 1 kilometre? (a) 10 (b) 100 (c) 1000 (d) 10000
  31. 31.📐 On a plan, 1 cm stands for 10 m. A wall is 2 cm long on the plan. How long is the real wall, in metres?
  32. 32.📐 A beam is 540 cm long. How long is it in metres? =
  33. 33.📐 On a plan, 1 cm stands for 2 m. A wall is 13 cm long on the plan. How long is the real wall, in metres?
  34. 34.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  35. 35.📐 On a plan, 1 cm stands for 2 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  36. 36.📐 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?
  37. 37.📐 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?
  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 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?
  40. 40.📐 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?

Answer key

  1. 9
  2. 5.8
  3. 40
  4. big things fit on paper
  5. 38
  6. 100
  7. 85
  8. 240
  9. 15
  10. 34
  11. 280
  12. 1.7
  13. 100
  14. 6
  15. 560
  16. 7.7
  17. 10
  18. 40
  19. 5
  20. 19
  21. 8.6
  22. 5.7
  23. 3.8
  24. 90
  25. 270
  26. 60
  27. 3.4
  28. 320
  29. 90
  30. 1000
  31. 20
  32. 5.4
  33. 26
  34. 80
  35. 16
  36. 120
  37. 400
  38. 440
  39. 120
  40. 60

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