← Loops and shapes lesson New set →

Robotics Worksheet: Loops and Shapes

Robotics lesson 22: Loops and shapes · Set 262 · 40 questions
TalentJR

Robot tip (Repeat the side): repeat n { forward s; turn right A° } drives n sides: distance = n × s. A closed regular shape needs n × A = 360°, so A = 360 ÷ n. Rectangle: repeat 2 { forward a; turn 90°; forward b; turn 90° } → perimeter 2 × (a + b), area a × b.

NameDateTime takenScore ___ / 40
  1. 1.🔁 A drawing robot runs:
    repeat 3 { repeat 4 { forward 5 cm; turn right 90° } }
    How many cm does it drive in all?
  2. 2.🔁 A drawing robot runs:
    repeat 2 { forward 60 cm; turn right 90°; forward 15 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  3. 3.🔁 Why do we use a loop to draw a square? (a) squares need 5 sides (b) the same steps repeat (c) loops are colourful (d) to make it crash
  4. 4.🔁 A drawing robot runs:
    repeat 4 { repeat 4 { forward 30 cm; turn right 90° } }
    How many cm does it drive in all?
  5. 5.🔁 A drawing robot runs:
    repeat 3 { forward 35 cm; turn right 120° }
    Which shape does it draw?     (a) octagon (b) triangle (c) square (d) hexagon
  6. 6.🔁 A drawing robot runs:
    repeat 2 { repeat 4 { forward 10 cm; turn right 90° } }
    How many cm does it drive in all?
  7. 7.🔁 A drawing robot runs:
    repeat 3 { forward 60 cm; turn right 120° }
    How many cm does it drive in all?
  8. 8.🔁 A drawing robot runs:
    repeat 6 { forward 30 cm; turn right 60° }
    How many cm does it drive in all?
  9. 9.🔁 A drawing robot runs:
    repeat 3 { forward 55 cm; turn right 120° }
    How many cm does it drive in all?
  10. 10.🔁 A drawing robot runs:
    repeat 2 { forward 25 cm; turn right 90°; forward 30 cm; turn right 90° }
    How many cm does it drive in all?
  11. 11.🔁 A robot must draw a regular octagon (8 equal sides):
    repeat 8 { forward 80 cm; turn right ?° }
    What number goes in place of “?”
  12. 12.🔁 For a regular shape with n sides, each turn is … (a) 180 degrees always (b) 90 degrees always (c) 360 ÷ n degrees (d) n × 360 degrees
  13. 13.🔁 A drawing robot runs:
    repeat 6 { forward 55 cm; turn right 60° }
    How many cm does it drive in all?
  14. 14.🔁 A robot must draw a regular octagon (8 equal sides):
    repeat 8 { forward 90 cm; turn right ?° }
    What number goes in place of “?”
  15. 15.🔁 A robot must draw a regular hexagon (6 equal sides):
    repeat 6 { forward 15 cm; turn right ?° }
    What number goes in place of “?”
  16. 16.🔁 How many sides does a hexagon have? (a) 8 (b) 7 (c) 6 (d) 5
  17. 17.🔁 A drawing robot runs:
    repeat 3 { forward 70 cm; turn right 120° }
    Which shape does it draw?     (a) hexagon (b) octagon (c) triangle (d) pentagon
  18. 18.🔁 A drawing robot runs:
    repeat 6 { forward 80 cm; turn right 60° }
    Which shape does it draw?     (a) hexagon (b) pentagon (c) triangle (d) square
  19. 19.🔁 A drawing robot runs:
    repeat 6 { forward 65 cm; turn right 60° }
    Which shape does it draw?     (a) triangle (b) hexagon (c) pentagon (d) octagon
  20. 20.🔁 A drawing robot runs:
    repeat 3 { forward 55 cm; turn right 120° }
    Which shape does it draw?     (a) octagon (b) pentagon (c) triangle (d) square
  21. 21.🔁 A drawing robot runs:
    repeat 2 { forward 35 cm; turn right 90°; forward 45 cm; turn right 90° }
    How many cm does it drive in all?
  22. 22.🔁 A drawing robot runs:
    repeat 8 { forward 45 cm; turn right 45° }
    Which shape does it draw?     (a) triangle (b) octagon (c) hexagon (d) pentagon
  23. 23.🔁 A drawing robot runs:
    repeat 5 { forward 20 cm; turn right 72° }
    Which shape does it draw?     (a) hexagon (b) octagon (c) pentagon (d) square
  24. 24.🔁 A drawing robot runs:
    repeat 3 { repeat 4 { forward 10 cm; turn right 90° } }
    How many cm does it drive in all?
  25. 25.🔁 A drawing robot runs:
    repeat 2 { forward 40 cm; turn right 90°; forward 40 cm; turn right 90° }
    How many cm does it drive in all?
  26. 26.🔁 A robot must draw a regular hexagon (6 equal sides):
    repeat 6 { forward 55 cm; turn right ?° }
    What number goes in place of “?”
  27. 27.🔁 A drawing robot runs:
    repeat 6 { forward 50 cm; turn right 60° }
    How many cm does it drive in all?
  28. 28.🔁 A drawing robot runs:
    repeat 8 { forward 70 cm; turn right 45° }
    Which shape does it draw?     (a) square (b) octagon (c) pentagon (d) triangle
  29. 29.🔁 A drawing robot runs:
    repeat 2 { forward 60 cm; turn right 90°; forward 45 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  30. 30.🔁 A drawing robot runs:
    repeat 3 { forward 25 cm; turn right 120° }
    How many cm does it drive in all?
  31. 31.🔁 A drawing robot runs:
    repeat 8 { forward 100 cm; turn right 45° }
    Which shape does it draw?     (a) square (b) octagon (c) triangle (d) hexagon
  32. 32.🔁 A drawing robot runs:
    repeat 3 { repeat 4 { forward 30 cm; turn right 90° } }
    How many cm does it drive in all?
  33. 33.🔁 A drawing robot runs:
    repeat 3 { forward 20 cm; turn right 120° }
    Which shape does it draw?     (a) triangle (b) hexagon (c) pentagon (d) square
  34. 34.🔁 A drawing robot runs:
    repeat 3 { forward 80 cm; turn right 120° }
    How many cm does it drive in all?
  35. 35.🔁 A drawing robot runs:
    repeat 2 { forward 55 cm; turn right 90°; forward 10 cm; turn right 90° }
    How many cm does it drive in all?
  36. 36.🔁 A drawing robot runs:
    repeat 2 { repeat 4 { forward 25 cm; turn right 90° } }
    How many cm does it drive in all?
  37. 37.🔁 A drawing robot runs:
    repeat 6 { forward 30 cm; turn right 60° }
    Which shape does it draw?     (a) octagon (b) hexagon (c) triangle (d) pentagon
  38. 38.🔁 A drawing robot runs:
    repeat 8 { forward 55 cm; turn right 45° }
    Which shape does it draw?     (a) triangle (b) pentagon (c) square (d) octagon
  39. 39.🔁 A drawing robot runs:
    repeat 8 { forward 10 cm; turn right 45° }
    Which shape does it draw?     (a) square (b) triangle (c) pentagon (d) octagon
  40. 40.🔁 A drawing robot runs:
    repeat 6 { forward 25 cm; turn right 60° }
    Which shape does it draw?     (a) triangle (b) pentagon (c) hexagon (d) square

Answer key

  1. 60
  2. 900
  3. the same steps repeat
  4. 480
  5. triangle
  6. 80
  7. 180
  8. 180
  9. 165
  10. 110
  11. 45
  12. 360 ÷ n degrees
  13. 330
  14. 45
  15. 60
  16. 6
  17. triangle
  18. hexagon
  19. hexagon
  20. triangle
  21. 160
  22. octagon
  23. pentagon
  24. 120
  25. 160
  26. 60
  27. 300
  28. octagon
  29. 2700
  30. 75
  31. octagon
  32. 360
  33. triangle
  34. 240
  35. 130
  36. 200
  37. hexagon
  38. octagon
  39. octagon
  40. hexagon

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