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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 459 · 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.📐 A beam is 790 cm long. How long is it in metres? =
  2. 2.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 1000 (c) 10 (d) 5
  3. 3.📐 On a plan, 1 cm stands for 5 m. A real bridge is 75 m long. How long is it on the plan, in centimetres?
  4. 4.📐 On a plan, 1 cm stands for 5 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  5. 5.📐 On a plan, 1 cm stands for 10 m. A real bridge is 110 m long. How long is it on the plan, in centimetres?
  6. 6.📐 Why do engineers use scale drawings? (a) to save ink only (b) big things fit on paper (c) to make them pretty (d) to hide sizes
  7. 7.📐 On a plan, 1 cm stands for 2 m. A real bridge is 22 m long. How long is it on the plan, in centimetres?
  8. 8.📐 A beam is 450 cm long. How long is it in metres? =
  9. 9.📐 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?
  10. 10.📐 How many centimetres are in 1 metre? (a) 100 (b) 1000 (c) 60 (d) 10
  11. 11.📐 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?
  12. 12.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  13. 13.📐 A beam is 840 cm long. How long is it in metres? =
  14. 14.📐 On a plan, 1 cm stands for 5 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  15. 15.📐 On a plan, 1 cm stands for 10 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  16. 16.📐 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?
  17. 17.📐 On a plan, 1 cm stands for 20 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  18. 18.📐 How many metres are in 1 kilometre? (a) 100 (b) 10 (c) 10000 (d) 1000
  19. 19.📐 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?
  20. 20.📐 A beam is 340 cm long. How long is it in metres? =
  21. 21.📐 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?
  22. 22.📐 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?
  23. 23.📐 A beam is 570 cm long. How long is it in metres? =
  24. 24.📐 On a plan, 1 cm stands for 5 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  25. 25.📐 On a plan, 1 cm stands for 20 m. A wall is 10 cm long on the plan. How long is the real wall, in metres?
  26. 26.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  27. 27.📐 On a plan, 1 cm stands for 20 m. A real bridge is 100 m long. How long is it on the plan, in centimetres?
  28. 28.📐 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?
  29. 29.📐 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?
  30. 30.📐 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?
  31. 31.📐 A beam is 870 cm long. How long is it in metres? =
  32. 32.📐 A beam is 620 cm long. How long is it in metres? =
  33. 33.📐 On a plan, 1 cm stands for 2 m. A real bridge is 20 m long. How long is it on the plan, in centimetres?
  34. 34.📐 A beam is 770 cm long. How long is it in metres? =
  35. 35.📐 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?
  36. 36.📐 On a plan, 1 cm stands for 2 m. A real bridge is 8 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 12 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 10 cm. The car is 4 cm long in the drawing. How long is the real car, in centimetres?
  39. 39.📐 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?
  40. 40.📐 On a plan, 1 cm stands for 20 m. A real bridge is 180 m long. How long is it on the plan, in centimetres?

Answer key

  1. 7.9
  2. 10
  3. 15
  4. 60
  5. 11
  6. big things fit on paper
  7. 11
  8. 4.5
  9. 15
  10. 100
  11. 240
  12. 30
  13. 8.4
  14. 30
  15. 60
  16. 270
  17. 280
  18. 1000
  19. 80
  20. 3.4
  21. 35
  22. 160
  23. 5.7
  24. 40
  25. 200
  26. 200
  27. 5
  28. 13
  29. 60
  30. 34
  31. 8.7
  32. 6.2
  33. 10
  34. 7.7
  35. 520
  36. 4
  37. 360
  38. 40
  39. 180
  40. 9

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