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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 165 · 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.📐 On a plan, 1 cm stands for 20 m. A real bridge is 160 m long. How long is it on the plan, in centimetres?
  2. 2.📐 How many centimetres are in 1 metre? (a) 100 (b) 60 (c) 1000 (d) 10
  3. 3.📐 A beam is 190 cm long. How long is it in metres? =
  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 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?
  6. 6.📐 A beam is 920 cm long. How long is it in metres? =
  7. 7.📐 How many metres are in 1 kilometre? (a) 1000 (b) 100 (c) 10000 (d) 10
  8. 8.📐 A beam is 470 cm long. How long is it in metres? =
  9. 9.📐 A beam is 110 cm long. How long is it in metres? =
  10. 10.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  11. 11.📐 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?
  12. 12.📐 A beam is 260 cm long. How long is it in metres? =
  13. 13.📐 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?
  14. 14.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to save ink only (c) to make them pretty (d) to hide sizes
  15. 15.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  16. 16.📐 A beam is 960 cm long. How long is it in metres? =
  17. 17.📐 A beam is 910 cm long. How long is it in metres? =
  18. 18.📐 A beam is 880 cm long. How long is it in metres? =
  19. 19.📐 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?
  20. 20.📐 A beam is 530 cm long. How long is it in metres? =
  21. 21.📐 A beam is 380 cm long. How long is it in metres? =
  22. 22.📐 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?
  23. 23.📐 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?
  24. 24.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  25. 25.📐 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?
  26. 26.📐 On a plan, 1 cm stands for 20 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  27. 27.📐 A beam is 170 cm long. How long is it in metres? =
  28. 28.📐 A beam is 830 cm long. How long is it in metres? =
  29. 29.📐 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?
  30. 30.📐 On a plan, 1 cm stands for 5 m. A wall is 5 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 A beam is 700 cm long. How long is it in metres? =
  32. 32.📐 On a plan, 1 cm stands for 10 m. A real bridge is 140 m long. How long is it on the plan, in centimetres?
  33. 33.📐 A beam is 540 cm long. How long is it in metres? =
  34. 34.📐 On a plan, 1 cm stands for 5 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  35. 35.📐 On a plan, 1 cm stands for 10 m. A real bridge is 100 m long. How long is it on the plan, in centimetres?
  36. 36.📐 A beam is 900 cm long. How long is it in metres? =
  37. 37.📐 On a plan, 1 cm stands for 10 m. A wall is 7 cm long on the plan. How long is the real wall, in metres?
  38. 38.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  39. 39.📐 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?
  40. 40.📐 How many millimetres are in 1 centimetre? (a) 10 (b) 1000 (c) 5 (d) 100

Answer key

  1. 8
  2. 100
  3. 1.9
  4. 280
  5. 80
  6. 9.2
  7. 1000
  8. 4.7
  9. 1.1
  10. 90
  11. 6
  12. 2.6
  13. 11
  14. big things fit on paper
  15. 240
  16. 9.6
  17. 9.1
  18. 8.8
  19. 6
  20. 5.3
  21. 3.8
  22. 15
  23. 140
  24. 180
  25. 320
  26. 340
  27. 1.7
  28. 8.3
  29. 80
  30. 25
  31. 7
  32. 14
  33. 5.4
  34. 45
  35. 10
  36. 9
  37. 70
  38. 520
  39. 95
  40. 10

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