← Measuring and scale drawings lesson New set →

Scale Drawing Worksheet

Engineering lesson 23: Measuring and scale drawings · Set 300 · 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 20 m. A wall is 17 cm long on the plan. How long is the real wall, in metres?
  2. 2.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 8 cm long in the drawing. How long is the real car, in centimetres?
  3. 3.📐 A model car is drawn so that 1 cm stands for 20 cm. The car is 9 cm long in the drawing. How long is the real car, in centimetres?
  4. 4.📐 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?
  5. 5.📐 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?
  6. 6.📐 Why do engineers use scale drawings? (a) big things fit on paper (b) to hide sizes (c) to save ink only (d) to make them pretty
  7. 7.📐 A beam is 660 cm long. How long is it in metres? =
  8. 8.📐 How many metres are in 1 kilometre? (a) 10 (b) 1000 (c) 10000 (d) 100
  9. 9.📐 A beam is 180 cm long. How long is it in metres? =
  10. 10.📐 On a plan, 1 cm stands for 10 m. A real bridge is 40 m long. How long is it on the plan, in centimetres?
  11. 11.📐 A beam is 530 cm long. How long is it in metres? =
  12. 12.📐 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?
  13. 13.📐 A beam is 320 cm long. How long is it in metres? =
  14. 14.📐 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?
  15. 15.📐 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?
  16. 16.📐 A beam is 990 cm long. How long is it in metres? =
  17. 17.📐 A beam is 360 cm long. How long is it in metres? =
  18. 18.📐 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?
  19. 19.📐 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?
  20. 20.📐 On a plan, 1 cm stands for 2 m. A real bridge is 8 m long. How long is it on the plan, in centimetres?
  21. 21.📐 On a plan, 1 cm stands for 10 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 20 m. A real bridge is 360 m long. How long is it on the plan, in centimetres?
  23. 23.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 3 cm long in the drawing. How long is the real car, in centimetres?
  24. 24.📐 How many centimetres are in 1 metre? (a) 60 (b) 10 (c) 100 (d) 1000
  25. 25.📐 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?
  26. 26.📐 A model car is drawn so that 1 cm stands for 30 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  27. 27.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 15 cm long in the drawing. How long is the real car, in centimetres?
  28. 28.📐 On a plan, 1 cm stands for 20 m. A real bridge is 100 m long. How long is it on the plan, in centimetres?
  29. 29.📐 A beam is 390 cm long. How long is it in metres? =
  30. 30.📐 How many millimetres are in 1 centimetre? (a) 100 (b) 5 (c) 1000 (d) 10
  31. 31.📐 On a plan, 1 cm stands for 10 m. A real bridge is 70 m long. How long is it on the plan, in centimetres?
  32. 32.📐 A beam is 540 cm long. How long is it in metres? =
  33. 33.📐 A beam is 750 cm long. How long is it in metres? =
  34. 34.📐 A beam is 190 cm long. How long is it in metres? =
  35. 35.📐 On a plan, 1 cm stands for 2 m. A wall is 20 cm long on the plan. How long is the real wall, in metres?
  36. 36.📐 On a plan, 1 cm stands for 2 m. A real bridge is 28 m long. How long is it on the plan, in centimetres?
  37. 37.📐 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?
  38. 38.📐 A model car is drawn so that 1 cm stands for 10 cm. The car is 2 cm long in the drawing. How long is the real car, in centimetres?
  39. 39.📐 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?
  40. 40.📐 A beam is 480 cm long. How long is it in metres? =

Answer key

  1. 340
  2. 160
  3. 180
  4. 32
  5. 100
  6. big things fit on paper
  7. 6.6
  8. 1000
  9. 1.8
  10. 4
  11. 5.3
  12. 7
  13. 3.2
  14. 60
  15. 560
  16. 9.9
  17. 3.6
  18. 300
  19. 8
  20. 4
  21. 70
  22. 18
  23. 30
  24. 100
  25. 120
  26. 60
  27. 150
  28. 5
  29. 3.9
  30. 10
  31. 7
  32. 5.4
  33. 7.5
  34. 1.9
  35. 40
  36. 14
  37. 210
  38. 20
  39. 14
  40. 4.8

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