← Loops and shapes lesson New set →

Robotics Worksheet: Loops and Shapes

Robotics lesson 22: Loops and shapes · Set 270 · 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 { forward 75 cm; turn right 120° }
    Which shape does it draw?     (a) hexagon (b) octagon (c) square (d) triangle
  2. 2.🔁 A drawing robot runs:
    repeat 5 { forward 25 cm; turn right 72° }
    Which shape does it draw?     (a) triangle (b) square (c) octagon (d) pentagon
  3. 3.🔁 A drawing robot runs:
    repeat 2 { forward 60 cm; turn right 90°; forward 25 cm; turn right 90° }
    How many cm does it drive in all?
  4. 4.🔁 A robot must draw a regular triangle (3 equal sides):
    repeat 3 { forward 90 cm; turn right ?° }
    What number goes in place of “?”
  5. 5.🔁 A drawing robot runs:
    repeat 6 { forward 90 cm; turn right 60° }
    Which shape does it draw?     (a) triangle (b) pentagon (c) square (d) hexagon
  6. 6.🔁 A drawing robot runs:
    repeat 4 { repeat 4 { forward 10 cm; turn right 90° } }
    How many cm does it drive in all?
  7. 7.🔁 How many sides does a hexagon have? (a) 7 (b) 8 (c) 5 (d) 6
  8. 8.🔁 A drawing robot runs:
    repeat 2 { repeat 4 { forward 25 cm; turn right 90° } }
    How many cm does it drive in all?
  9. 9.🔁 Why do we use a loop to draw a square? (a) the same steps repeat (b) loops are colourful (c) squares need 5 sides (d) to make it crash
  10. 10.🔁 A drawing robot runs:
    repeat 3 { repeat 4 { forward 5 cm; turn right 90° } }
    How many cm does it drive in all?
  11. 11.🔁 A drawing robot runs:
    repeat 8 { forward 35 cm; turn right 45° }
    How many cm does it drive in all?
  12. 12.🔁 A drawing robot runs:
    repeat 4 { repeat 4 { forward 15 cm; turn right 90° } }
    How many cm does it drive in all?
  13. 13.🔁 A robot must draw a regular octagon (8 equal sides):
    repeat 8 { forward 65 cm; turn right ?° }
    What number goes in place of “?”
  14. 14.🔁 A drawing robot runs:
    repeat 4 { forward 85 cm; turn right 90° }
    How many cm does it drive in all?
  15. 15.🔁 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?
  16. 16.🔁 A drawing robot runs:
    repeat 3 { forward 15 cm; turn right 120° }
    How many cm does it drive in all?
  17. 17.🔁 A drawing robot runs:
    repeat 5 { forward 50 cm; turn right 72° }
    Which shape does it draw?     (a) triangle (b) square (c) octagon (d) pentagon
  18. 18.🔁 A drawing robot runs:
    repeat 5 { forward 75 cm; turn right 72° }
    Which shape does it draw?     (a) hexagon (b) square (c) pentagon (d) triangle
  19. 19.🔁 A drawing robot runs:
    repeat 3 { forward 65 cm; turn right 120° }
    Which shape does it draw?     (a) square (b) octagon (c) hexagon (d) triangle
  20. 20.🔁 A drawing robot runs:
    repeat 2 { forward 25 cm; turn right 90°; forward 55 cm; turn right 90° }
    How many cm does it drive in all?
  21. 21.🔁 A drawing robot runs:
    repeat 2 { forward 45 cm; turn right 90°; forward 50 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  22. 22.🔁 A drawing robot runs:
    repeat 3 { forward 55 cm; turn right 120° }
    Which shape does it draw?     (a) pentagon (b) square (c) triangle (d) octagon
  23. 23.🔁 A drawing robot runs:
    repeat 2 { forward 45 cm; turn right 90°; forward 25 cm; turn right 90° }
    How many cm does it drive in all?
  24. 24.🔁 A drawing robot runs:
    repeat 3 { forward 35 cm; turn right 120° }
    Which shape does it draw?     (a) hexagon (b) triangle (c) pentagon (d) square
  25. 25.🔁 A robot must draw a regular triangle (3 equal sides):
    repeat 3 { forward 25 cm; turn right ?° }
    What number goes in place of “?”
  26. 26.🔁 A drawing robot runs:
    repeat 2 { forward 35 cm; turn right 90°; forward 40 cm; turn right 90° }
    How many cm does it drive in all?
  27. 27.🔁 A drawing robot runs:
    repeat 6 { forward 45 cm; turn right 60° }
    How many cm does it drive in all?
  28. 28.🔁 A drawing robot runs:
    repeat 3 { forward 35 cm; turn right 120° }
    How many cm does it drive in all?
  29. 29.🔁 A drawing robot runs:
    repeat 3 { forward 20 cm; turn right 120° }
    Which shape does it draw?     (a) triangle (b) hexagon (c) octagon (d) square
  30. 30.🔁 A drawing robot runs:
    repeat 5 { forward 95 cm; turn right 72° }
    Which shape does it draw?     (a) hexagon (b) triangle (c) octagon (d) pentagon
  31. 31.🔁 A robot must draw a regular pentagon (5 equal sides):
    repeat 5 { forward 45 cm; turn right ?° }
    What number goes in place of “?”
  32. 32.🔁 A drawing robot runs:
    repeat 2 { forward 40 cm; turn right 90°; forward 55 cm; turn right 90° }
    How many cm does it drive in all?
  33. 33.🔁 A drawing robot runs:
    repeat 2 { forward 60 cm; turn right 90°; forward 35 cm; turn right 90° }
    How many cm does it drive in all?
  34. 34.🔁 A drawing robot runs:
    repeat 6 { forward 25 cm; turn right 60° }
    Which shape does it draw?     (a) square (b) hexagon (c) triangle (d) octagon
  35. 35.🔁 A drawing robot runs:
    repeat 2 { forward 15 cm; turn right 90°; forward 55 cm; turn right 90° }
    How many cm does it drive in all?
  36. 36.🔁 A drawing robot runs:
    repeat 2 { forward 10 cm; turn right 90°; forward 60 cm; turn right 90° }
    How many cm does it drive in all?
  37. 37.🔁 A drawing robot runs:
    repeat 4 { forward 10 cm; turn right 90° }
    Which shape does it draw?     (a) triangle (b) square (c) pentagon (d) octagon
  38. 38.🔁 A drawing robot runs:
    repeat 8 { forward 25 cm; turn right 45° }
    Which shape does it draw?     (a) square (b) octagon (c) triangle (d) pentagon
  39. 39.🔁 A drawing robot runs:
    repeat 2 { repeat 4 { forward 10 cm; turn right 90° } }
    How many cm does it drive in all?
  40. 40.🔁 A drawing robot runs:
    repeat 2 { forward 20 cm; turn right 90°; forward 10 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?

Answer key

  1. triangle
  2. pentagon
  3. 170
  4. 120
  5. hexagon
  6. 160
  7. 6
  8. 200
  9. the same steps repeat
  10. 60
  11. 280
  12. 240
  13. 45
  14. 340
  15. 130
  16. 45
  17. pentagon
  18. pentagon
  19. triangle
  20. 160
  21. 2250
  22. triangle
  23. 140
  24. triangle
  25. 120
  26. 150
  27. 270
  28. 105
  29. triangle
  30. pentagon
  31. 72
  32. 190
  33. 190
  34. hexagon
  35. 140
  36. 140
  37. square
  38. octagon
  39. 80
  40. 200

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