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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 649 · 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) 60 (c) 100 (d) 1000
  2. 2.📐 On a plan, 1 cm stands for 20 m. A real bridge is 140 m long. How long is it on the plan, in centimetres?
  3. 3.📐 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?
  4. 4.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 5 (c) 10 (d) 100
  5. 5.📐 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?
  6. 6.📐 On a plan, 1 cm stands for 20 m. A real bridge is 320 m long. How long is it on the plan, in centimetres?
  7. 7.📐 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?
  8. 8.📐 How many metres are in 1 kilometre? (a) 10 (b) 100 (c) 10000 (d) 1000
  9. 9.📐 On a plan, 1 cm stands for 10 m. A real bridge is 180 m long. How long is it on the plan, in centimetres?
  10. 10.📐 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?
  11. 11.📐 On a plan, 1 cm stands for 10 m. A real bridge is 160 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 5 m. A real bridge is 35 m long. How long is it on the plan, in centimetres?
  14. 14.📐 A beam is 990 cm long. How long is it in metres? =
  15. 15.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 7 cm long in the drawing. How long is the real car, in centimetres?
  16. 16.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 13 cm long in the drawing. How long is the real car, in centimetres?
  17. 17.📐 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?
  18. 18.📐 Why do engineers use scale drawings? (a) to hide sizes (b) to make them pretty (c) to save ink only (d) big things fit on paper
  19. 19.📐 A beam is 780 cm long. How long is it in metres? =
  20. 20.📐 A beam is 360 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 5 m. A wall is 3 cm long on the plan. How long is the real wall, in metres?
  23. 23.📐 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?
  24. 24.📐 A beam is 170 cm long. How long is it in metres? =
  25. 25.📐 On a plan, 1 cm stands for 2 m. A wall is 7 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 6 cm long in the drawing. How long is the real car, in centimetres?
  27. 27.📐 On a plan, 1 cm stands for 10 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  28. 28.📐 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?
  29. 29.📐 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?
  30. 30.📐 On a plan, 1 cm stands for 2 m. A wall is 19 cm long on the plan. How long is the real wall, in metres?
  31. 31.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 11 cm long in the drawing. How long is the real car, in centimetres?
  32. 32.📐 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?
  33. 33.📐 On a plan, 1 cm stands for 2 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  34. 34.📐 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?
  35. 35.📐 On a plan, 1 cm stands for 2 m. A wall is 4 cm long on the plan. How long is the real wall, in metres?
  36. 36.📐 A beam is 350 cm long. How long is it in metres? =
  37. 37.📐 On a plan, 1 cm stands for 2 m. A real bridge is 38 m long. How long is it on the plan, in centimetres?
  38. 38.📐 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?
  39. 39.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 10 cm long in the drawing. How long is the real car, in centimetres?
  40. 40.📐 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?

Answer key

  1. 100
  2. 7
  3. 90
  4. 10
  5. 240
  6. 16
  7. 360
  8. 1000
  9. 18
  10. 600
  11. 16
  12. 2.6
  13. 7
  14. 9.9
  15. 210
  16. 390
  17. 12
  18. big things fit on paper
  19. 7.8
  20. 3.6
  21. 35
  22. 15
  23. 32
  24. 1.7
  25. 14
  26. 240
  27. 90
  28. 60
  29. 180
  30. 38
  31. 440
  32. 70
  33. 18
  34. 130
  35. 8
  36. 3.5
  37. 19
  38. 80
  39. 300
  40. 6

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