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Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 273 · 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 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?
  2. 2.📐 On a plan, 1 cm stands for 10 m. A real bridge is 150 m long. How long is it on the plan, in centimetres?
  3. 3.📐 A beam is 250 cm long. How long is it in metres? =
  4. 4.📐 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?
  5. 5.📐 A beam is 620 cm long. How long is it in metres? =
  6. 6.📐 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?
  7. 7.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 5 cm long in the drawing. How long is the real car, in centimetres?
  8. 8.📐 How many centimetres are in 1 metre? (a) 100 (b) 60 (c) 1000 (d) 10
  9. 9.📐 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?
  10. 10.📐 On a plan, 1 cm stands for 20 m. A real bridge is 220 m long. How long is it on the plan, in centimetres?
  11. 11.📐 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?
  12. 12.📐 On a plan, 1 cm stands for 2 m. A wall is 11 cm long on the plan. How long is the real wall, in metres?
  13. 13.📐 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
  14. 14.📐 On a plan, 1 cm stands for 2 m. A wall is 10 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 5 cm long on the plan. How long is the real wall, in metres?
  16. 16.📐 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?
  17. 17.📐 On a plan, 1 cm stands for 2 m. A real bridge is 26 m long. How long is it on the plan, in centimetres?
  18. 18.📐 On a plan, 1 cm stands for 2 m. A real bridge is 10 m long. How long is it on the plan, in centimetres?
  19. 19.📐 On a plan, 1 cm stands for 20 m. A wall is 9 cm long on the plan. How long is the real wall, in metres?
  20. 20.📐 A beam is 290 cm long. How long is it in metres? =
  21. 21.📐 How many metres are in 1 kilometre? (a) 1000 (b) 100 (c) 10000 (d) 10
  22. 22.📐 A beam is 600 cm long. How long is it in metres? =
  23. 23.📐 On a plan, 1 cm stands for 20 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  24. 24.📐 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?
  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.📐 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?
  27. 27.📐 A beam is 990 cm long. How long is it in metres? =
  28. 28.📐 How many millimetres are in 1 centimetre? (a) 5 (b) 1000 (c) 10 (d) 100
  29. 29.📐 A beam is 970 cm long. How long is it in metres? =
  30. 30.📐 A beam is 200 cm long. How long is it in metres? =
  31. 31.📐 A beam is 400 cm long. How long is it in metres? =
  32. 32.📐 A beam is 150 cm long. How long is it in metres? =
  33. 33.📐 A beam is 640 cm long. How long is it in metres? =
  34. 34.📐 On a plan, 1 cm stands for 20 m. A real bridge is 240 m long. How long is it on the plan, in centimetres?
  35. 35.📐 On a plan, 1 cm stands for 2 m. A real bridge is 6 m long. How long is it on the plan, in centimetres?
  36. 36.📐 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?
  37. 37.📐 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?
  38. 38.📐 A beam is 520 cm long. How long is it in metres? =
  39. 39.📐 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?
  40. 40.📐 On a plan, 1 cm stands for 2 m. A wall is 8 cm long on the plan. How long is the real wall, in metres?

Answer key

  1. 130
  2. 15
  3. 2.5
  4. 80
  5. 6.2
  6. 600
  7. 100
  8. 100
  9. 260
  10. 11
  11. 6
  12. 22
  13. big things fit on paper
  14. 20
  15. 50
  16. 150
  17. 13
  18. 5
  19. 180
  20. 2.9
  21. 1000
  22. 6
  23. 2
  24. 450
  25. 100
  26. 40
  27. 9.9
  28. 10
  29. 9.7
  30. 2
  31. 4
  32. 1.5
  33. 6.4
  34. 12
  35. 3
  36. 120
  37. 14
  38. 5.2
  39. 4
  40. 16

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