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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 501 · 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.📐 How many centimetres are in 1 metre? (a) 10 (b) 1000 (c) 60 (d) 100
  2. 2.📐 A beam is 190 cm long. How long is it in metres? =
  3. 3.📐 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?
  4. 4.📐 On a plan, 1 cm stands for 5 m. A real bridge is 60 m long. How long is it on the plan, in centimetres?
  5. 5.📐 How many metres are in 1 kilometre? (a) 100 (b) 10 (c) 10000 (d) 1000
  6. 6.📐 On a plan, 1 cm stands for 10 m. A wall is 10 cm long on the plan. How long is the real wall, in metres?
  7. 7.📐 On a plan, 1 cm stands for 10 m. A wall is 13 cm long on the plan. How long is the real wall, in metres?
  8. 8.📐 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?
  9. 9.📐 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?
  10. 10.📐 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?
  11. 11.📐 On a plan, 1 cm stands for 5 m. A wall is 13 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 7 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 20 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  14. 14.📐 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?
  15. 15.📐 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?
  16. 16.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  17. 17.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 1000 (c) 10 (d) 100
  18. 18.📐 On a plan, 1 cm stands for 2 m. A wall is 12 cm long on the plan. How long is the real wall, in metres?
  19. 19.📐 Why do engineers use scale drawings? (a) to hide sizes (b) to save ink only (c) to make them pretty (d) big things fit on paper
  20. 20.📐 A beam is 730 cm long. How long is it in metres? =
  21. 21.📐 On a plan, 1 cm stands for 5 m. A real bridge is 30 m long. How long is it on the plan, in centimetres?
  22. 22.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 14 cm long in the drawing. How long is the real car, in centimetres?
  23. 23.📐 A beam is 570 cm long. How long is it in metres? =
  24. 24.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  25. 25.📐 On a plan, 1 cm stands for 10 m. A real bridge is 20 m long. How long is it on the plan, in centimetres?
  26. 26.📐 On a plan, 1 cm stands for 10 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?
  27. 27.📐 A beam is 360 cm long. How long is it in metres? =
  28. 28.📐 On a plan, 1 cm stands for 2 m. A real bridge is 36 m long. How long is it on the plan, in centimetres?
  29. 29.📐 A beam is 310 cm long. How long is it in metres? =
  30. 30.📐 A beam is 840 cm long. How long is it in metres? =
  31. 31.📐 A beam is 920 cm long. How long is it in metres? =
  32. 32.📐 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?
  33. 33.📐 On a plan, 1 cm stands for 20 m. A real bridge is 400 m long. How long is it on the plan, in centimetres?
  34. 34.📐 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?
  35. 35.📐 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?
  36. 36.📐 A beam is 430 cm long. How long is it in metres? =
  37. 37.📐 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?
  38. 38.📐 On a plan, 1 cm stands for 10 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  39. 39.📐 On a plan, 1 cm stands for 20 m. A wall is 13 cm long on the plan. How long is the real wall, in metres?
  40. 40.📐 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?

Answer key

  1. 100
  2. 1.9
  3. 100
  4. 12
  5. 1000
  6. 100
  7. 130
  8. 30
  9. 40
  10. 80
  11. 65
  12. 70
  13. 220
  14. 280
  15. 8
  16. 300
  17. 10
  18. 24
  19. big things fit on paper
  20. 7.3
  21. 6
  22. 420
  23. 5.7
  24. 140
  25. 2
  26. 80
  27. 3.6
  28. 18
  29. 3.1
  30. 8.4
  31. 9.2
  32. 32
  33. 20
  34. 520
  35. 60
  36. 4.3
  37. 95
  38. 190
  39. 260
  40. 400

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