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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 176 · 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) 100 (b) 10 (c) 60 (d) 1000
  2. 2.📐 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
  3. 3.📐 A beam is 150 cm long. How long is it in metres? =
  4. 4.📐 On a plan, 1 cm stands for 20 m. A real bridge is 80 m long. How long is it on the plan, in centimetres?
  5. 5.📐 On a plan, 1 cm stands for 2 m. A real bridge is 34 m long. How long is it on the plan, in centimetres?
  6. 6.📐 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?
  7. 7.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  8. 8.📐 On a plan, 1 cm stands for 2 m. A wall is 14 cm long on the plan. How long is the real wall, in metres?
  9. 9.📐 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?
  10. 10.📐 A beam is 260 cm long. How long is it in metres? =
  11. 11.📐 On a plan, 1 cm stands for 10 m. A wall is 15 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 11 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 10 m. A real bridge is 30 m long. How long is it on the plan, in centimetres?
  15. 15.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 5 (c) 100 (d) 10
  16. 16.📐 How many metres are in 1 kilometre? (a) 100 (b) 10000 (c) 1000 (d) 10
  17. 17.📐 On a plan, 1 cm stands for 5 m. A real bridge is 10 m long. How long is it on the plan, in centimetres?
  18. 18.📐 On a plan, 1 cm stands for 20 m. A real bridge is 280 m long. How long is it on the plan, in centimetres?
  19. 19.📐 A beam is 680 cm long. How long is it in metres? =
  20. 20.📐 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?
  21. 21.📐 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?
  22. 22.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  23. 23.📐 On a plan, 1 cm stands for 20 m. A real bridge is 360 m long. How long is it on the plan, in centimetres?
  24. 24.📐 A beam is 270 cm long. How long is it in metres? =
  25. 25.📐 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?
  26. 26.📐 A model car is drawn so that 1 cm stands for 10 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 10 m. A real bridge is 120 m long. How long is it on the plan, in centimetres?
  28. 28.📐 A beam is 780 cm long. How long is it in metres? =
  29. 29.📐 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?
  30. 30.📐 A beam is 360 cm long. How long is it in metres? =
  31. 31.📐 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?
  32. 32.📐 A beam is 880 cm long. How long is it in metres? =
  33. 33.📐 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?
  34. 34.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 4 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 10 cm. The car is 12 cm long in the drawing. How long is the real car, in centimetres?
  36. 36.📐 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?
  37. 37.📐 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?
  38. 38.📐 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?
  39. 39.📐 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?
  40. 40.📐 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?

Answer key

  1. 100
  2. big things fit on paper
  3. 1.5
  4. 4
  5. 17
  6. 10
  7. 90
  8. 28
  9. 520
  10. 2.6
  11. 150
  12. 110
  13. 8.4
  14. 3
  15. 10
  16. 1000
  17. 2
  18. 14
  19. 6.8
  20. 60
  21. 180
  22. 450
  23. 18
  24. 2.7
  25. 100
  26. 50
  27. 12
  28. 7.8
  29. 24
  30. 3.6
  31. 360
  32. 8.8
  33. 40
  34. 120
  35. 120
  36. 130
  37. 80
  38. 19
  39. 80
  40. 13

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