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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 906 · 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 2 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  2. 2.📐 How many metres are in 1 kilometre? (a) 1000 (b) 100 (c) 10 (d) 10000
  3. 3.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 10 (c) 1000 (d) 5
  4. 4.📐 On a plan, 1 cm stands for 20 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  5. 5.📐 A beam is 290 cm long. How long is it in metres? =
  6. 6.📐 A beam is 270 cm long. How long is it in metres? =
  7. 7.📐 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?
  8. 8.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  9. 9.📐 A beam is 430 cm long. How long is it in metres? =
  10. 10.📐 A beam is 330 cm long. How long is it in metres? =
  11. 11.📐 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?
  12. 12.📐 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?
  13. 13.📐 On a plan, 1 cm stands for 20 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  14. 14.📐 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?
  15. 15.📐 On a plan, 1 cm stands for 20 m. A real bridge is 300 m long. How long is it on the plan, in centimetres?
  16. 16.📐 A beam is 130 cm long. How long is it in metres? =
  17. 17.📐 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?
  18. 18.📐 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?
  19. 19.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  20. 20.📐 On a plan, 1 cm stands for 5 m. A wall is 4 cm long on the plan. How long is the real wall, in metres?
  21. 21.📐 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?
  22. 22.📐 A beam is 990 cm long. How long is it in metres? =
  23. 23.📐 A beam is 300 cm long. How long is it in metres? =
  24. 24.📐 On a plan, 1 cm stands for 2 m. A real bridge is 32 m long. How long is it on the plan, in centimetres?
  25. 25.📐 A beam is 310 cm long. How long is it in metres? =
  26. 26.📐 On a plan, 1 cm stands for 10 m. A wall is 4 cm long on the plan. How long is the real wall, in metres?
  27. 27.📐 How many centimetres are in 1 metre? (a) 10 (b) 60 (c) 1000 (d) 100
  28. 28.📐 A beam is 740 cm long. How long is it in metres? =
  29. 29.📐 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?
  30. 30.📐 On a plan, 1 cm stands for 2 m. A real bridge is 24 m long. How long is it on the plan, in centimetres?
  31. 31.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  32. 32.📐 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?
  33. 33.📐 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?
  34. 34.📐 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?
  35. 35.📐 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?
  36. 36.📐 On a plan, 1 cm stands for 2 m. A real bridge is 12 m long. How long is it on the plan, in centimetres?
  37. 37.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  38. 38.📐 On a plan, 1 cm stands for 20 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  39. 39.📐 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?
  40. 40.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to save ink only (c) to hide sizes (d) to make them pretty

Answer key

  1. 12
  2. 1000
  3. 10
  4. 220
  5. 2.9
  6. 2.7
  7. 70
  8. 360
  9. 4.3
  10. 3.3
  11. 4
  12. 13
  13. 240
  14. 60
  15. 15
  16. 1.3
  17. 6
  18. 80
  19. 600
  20. 20
  21. 520
  22. 9.9
  23. 3
  24. 16
  25. 3.1
  26. 40
  27. 100
  28. 7.4
  29. 15
  30. 12
  31. 80
  32. 34
  33. 32
  34. 10
  35. 5
  36. 6
  37. 240
  38. 380
  39. 320
  40. big things fit on paper

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