← Measuring and scale drawings lesson New set →

Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 836 · 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.📐 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?
  2. 2.📐 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?
  3. 3.📐 Why do engineers use scale drawings? (a) to save ink only (b) to make them pretty (c) big things fit on paper (d) to hide sizes
  4. 4.📐 A beam is 520 cm long. How long is it in metres? =
  5. 5.📐 On a plan, 1 cm stands for 5 m. A wall is 10 cm long on the plan. How long is the real wall, in metres?
  6. 6.📐 A beam is 910 cm long. How long is it in metres? =
  7. 7.📐 How many centimetres are in 1 metre? (a) 100 (b) 60 (c) 1000 (d) 10
  8. 8.📐 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?
  9. 9.📐 On a plan, 1 cm stands for 10 m. A wall is 14 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 8 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 20 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 13 cm long on the plan. How long is the real wall, in metres?
  13. 13.📐 On a plan, 1 cm stands for 5 m. A real bridge is 15 m long. How long is it on the plan, in centimetres?
  14. 14.📐 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?
  15. 15.📐 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?
  16. 16.📐 A beam is 930 cm long. How long is it in metres? =
  17. 17.📐 On a plan, 1 cm stands for 20 m. A wall is 6 cm long on the plan. How long is the real wall, in metres?
  18. 18.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 14 cm long in the drawing. How long is the real car, in centimetres?
  19. 19.📐 On a plan, 1 cm stands for 10 m. A real bridge is 200 m long. How long is it on the plan, in centimetres?
  20. 20.📐 How many millimetres are in 1 centimetre? (a) 1000 (b) 100 (c) 5 (d) 10
  21. 21.📐 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?
  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.📐 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?
  24. 24.📐 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?
  25. 25.📐 On a plan, 1 cm stands for 5 m. A real bridge is 80 m long. How long is it on the plan, in centimetres?
  26. 26.📐 On a plan, 1 cm stands for 2 m. A real bridge is 32 m long. How long is it on the plan, in centimetres?
  27. 27.📐 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?
  28. 28.📐 A model car is drawn so that 1 cm stands for 40 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  29. 29.📐 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?
  30. 30.📐 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?
  31. 31.📐 A beam is 570 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.📐 A beam is 650 cm long. How long is it in metres? =
  34. 34.📐 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?
  35. 35.📐 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?
  36. 36.📐 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?
  37. 37.📐 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?
  38. 38.📐 On a plan, 1 cm stands for 5 m. A wall is 16 cm long on the plan. How long is the real wall, in metres?
  39. 39.📐 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?
  40. 40.📐 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?

Answer key

  1. 8
  2. 16
  3. big things fit on paper
  4. 5.2
  5. 50
  6. 9.1
  7. 100
  8. 100
  9. 140
  10. 320
  11. 100
  12. 26
  13. 3
  14. 70
  15. 15
  16. 9.3
  17. 120
  18. 560
  19. 20
  20. 10
  21. 180
  22. 420
  23. 12
  24. 130
  25. 16
  26. 16
  27. 30
  28. 120
  29. 11
  30. 440
  31. 5.7
  32. 32
  33. 6.5
  34. 22
  35. 150
  36. 2
  37. 300
  38. 80
  39. 120
  40. 8

Free engineering lessons, practice and worksheets at talentjr.in/engineering-for-kids