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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 288 · 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.📐 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?
  2. 2.📐 On a plan, 1 cm stands for 2 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  3. 3.📐 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?
  4. 4.📐 How many millimetres are in 1 centimetre? (a) 10 (b) 100 (c) 5 (d) 1000
  5. 5.📐 How many centimetres are in 1 metre? (a) 1000 (b) 60 (c) 10 (d) 100
  6. 6.📐 A beam is 520 cm long. How long is it in metres? =
  7. 7.📐 A beam is 550 cm long. How long is it in metres? =
  8. 8.📐 On a plan, 1 cm stands for 10 m. A wall is 18 cm long on the plan. How long is the real wall, in metres?
  9. 9.📐 A beam is 180 cm long. How long is it in metres? =
  10. 10.📐 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
  11. 11.📐 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?
  12. 12.📐 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?
  13. 13.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  14. 14.📐 A beam is 830 cm long. How long is it in metres? =
  15. 15.📐 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?
  16. 16.📐 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?
  17. 17.📐 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?
  18. 18.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  19. 19.📐 A beam is 480 cm long. How long is it in metres? =
  20. 20.📐 A beam is 250 cm long. How long is it in metres? =
  21. 21.📐 A beam is 750 cm long. How long is it in metres? =
  22. 22.📐 On a plan, 1 cm stands for 10 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  23. 23.📐 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?
  24. 24.📐 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?
  25. 25.📐 A beam is 360 cm long. How long is it in metres? =
  26. 26.📐 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?
  27. 27.📐 On a plan, 1 cm stands for 5 m. A real bridge is 35 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 14 cm long on the plan. How long is the real wall, in metres?
  29. 29.📐 A beam is 640 cm long. How long is it in metres? =
  30. 30.📐 A beam is 260 cm long. How long is it in metres? =
  31. 31.📐 A beam is 810 cm long. How long is it in metres? =
  32. 32.📐 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?
  33. 33.📐 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?
  34. 34.📐 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?
  35. 35.📐 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?
  36. 36.📐 A beam is 560 cm long. How long is it in metres? =
  37. 37.📐 On a plan, 1 cm stands for 10 m. A real bridge is 50 m long. How long is it on the plan, in centimetres?
  38. 38.📐 A beam is 940 cm long. How long is it in metres? =
  39. 39.📐 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?
  40. 40.📐 How many metres are in 1 kilometre? (a) 10 (b) 1000 (c) 100 (d) 10000

Answer key

  1. 100
  2. 32
  3. 160
  4. 10
  5. 100
  6. 5.2
  7. 5.5
  8. 180
  9. 1.8
  10. big things fit on paper
  11. 110
  12. 40
  13. 330
  14. 8.3
  15. 35
  16. 100
  17. 30
  18. 130
  19. 4.8
  20. 2.5
  21. 7.5
  22. 4
  23. 8
  24. 17
  25. 3.6
  26. 75
  27. 7
  28. 140
  29. 6.4
  30. 2.6
  31. 8.1
  32. 80
  33. 20
  34. 3
  35. 8
  36. 5.6
  37. 5
  38. 9.4
  39. 200
  40. 1000

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