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Robotics Worksheet: Loops and Shapes

Robotics lesson 22: Loops and shapes · Set 165 · 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 6 { forward 30 cm; turn right 60° }
    Which shape does it draw?     (a) octagon (b) hexagon (c) triangle (d) pentagon
  2. 2.🔁 How many sides does a hexagon have? (a) 8 (b) 5 (c) 6 (d) 7
  3. 3.🔁 To draw any closed regular shape, a robot turns how many degrees in all? (a) 180° (b) 720° (c) 360° (d) 90°
  4. 4.🔁 A drawing robot runs:
    repeat 5 { forward 30 cm; turn right 72° }
    Which shape does it draw?     (a) pentagon (b) square (c) hexagon (d) triangle
  5. 5.🔁 A drawing robot runs:
    repeat 5 { repeat 4 { forward 30 cm; turn right 90° } }
    How many cm does it drive in all?
  6. 6.🔁 Why do we use a loop to draw a square? (a) squares need 5 sides (b) to make it crash (c) loops are colourful (d) the same steps repeat
  7. 7.🔁 A robot must draw a regular hexagon (6 equal sides):
    repeat 6 { forward 35 cm; turn right ?° }
    What number goes in place of “?”
  8. 8.🔁 A drawing robot runs:
    repeat 2 { forward 15 cm; turn right 90°; forward 40 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  9. 9.🔁 A drawing robot runs:
    repeat 2 { forward 40 cm; turn right 90°; forward 40 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  10. 10.🔁 A drawing robot runs:
    repeat 4 { repeat 4 { forward 10 cm; turn right 90° } }
    How many cm does it drive in all?
  11. 11.🔁 A drawing robot runs:
    repeat 2 { forward 45 cm; turn right 90°; forward 15 cm; turn right 90° }
    How many cm does it drive in all?
  12. 12.🔁 A drawing robot runs:
    repeat 2 { forward 15 cm; turn right 90°; forward 50 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  13. 13.🔁 A drawing robot runs:
    repeat 3 { forward 45 cm; turn right 120° }
    How many cm does it drive in all?
  14. 14.🔁 A drawing robot runs:
    repeat 2 { forward 45 cm; turn right 90°; forward 10 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  15. 15.🔁 A drawing robot runs:
    repeat 8 { forward 10 cm; turn right 45° }
    Which shape does it draw?     (a) triangle (b) hexagon (c) octagon (d) pentagon
  16. 16.🔁 A drawing robot runs:
    repeat 2 { forward 30 cm; turn right 90°; forward 60 cm; turn right 90° }
    How many cm does it drive in all?
  17. 17.🔁 A drawing robot runs:
    repeat 8 { forward 35 cm; turn right 45° }
    How many cm does it drive in all?
  18. 18.🔁 A drawing robot runs:
    repeat 2 { forward 55 cm; turn right 90°; forward 30 cm; turn right 90° }
    How many cm does it drive in all?
  19. 19.🔁 A drawing robot runs:
    repeat 4 { forward 15 cm; turn right 90° }
    Which shape does it draw?     (a) octagon (b) hexagon (c) square (d) pentagon
  20. 20.🔁 A drawing robot runs:
    repeat 4 { forward 45 cm; turn right 90° }
    Which shape does it draw?     (a) triangle (b) octagon (c) square (d) pentagon
  21. 21.🔁 A drawing robot runs:
    repeat 4 { forward 45 cm; turn right 90° }
    How many cm does it drive in all?
  22. 22.🔁 A drawing robot runs:
    repeat 8 { forward 60 cm; turn right 45° }
    How many cm does it drive in all?
  23. 23.🔁 A drawing robot runs:
    repeat 8 { forward 100 cm; turn right 45° }
    Which shape does it draw?     (a) octagon (b) triangle (c) square (d) hexagon
  24. 24.🔁 A drawing robot runs:
    repeat 3 { repeat 4 { forward 25 cm; turn right 90° } }
    How many cm does it drive in all?
  25. 25.🔁 A drawing robot runs:
    repeat 4 { forward 25 cm; turn right 90° }
    Which shape does it draw?     (a) triangle (b) octagon (c) square (d) pentagon
  26. 26.🔁 A drawing robot runs:
    repeat 4 { repeat 4 { forward 15 cm; turn right 90° } }
    How many cm does it drive in all?
  27. 27.🔁 A drawing robot runs:
    repeat 8 { forward 20 cm; turn right 45° }
    Which shape does it draw?     (a) pentagon (b) octagon (c) triangle (d) square
  28. 28.🔁 A drawing robot runs:
    repeat 2 { repeat 4 { forward 10 cm; turn right 90° } }
    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) square (b) triangle (c) pentagon (d) octagon
  30. 30.🔁 A drawing robot runs:
    repeat 5 { forward 95 cm; turn right 72° }
    Which shape does it draw?     (a) octagon (b) square (c) pentagon (d) hexagon
  31. 31.🔁 A robot must draw a regular pentagon (5 equal sides):
    repeat 5 { forward 85 cm; turn right ?° }
    What number goes in place of “?”
  32. 32.🔁 A drawing robot runs:
    repeat 4 { forward 70 cm; turn right 90° }
    Which shape does it draw?     (a) triangle (b) square (c) octagon (d) hexagon
  33. 33.🔁 A drawing robot runs:
    repeat 2 { forward 10 cm; turn right 90°; forward 40 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  34. 34.🔁 A drawing robot runs:
    repeat 2 { forward 15 cm; turn right 90°; forward 15 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  35. 35.🔁 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?
  36. 36.🔁 A drawing robot runs:
    repeat 2 { forward 15 cm; turn right 90°; forward 55 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?
  37. 37.🔁 A drawing robot runs:
    repeat 6 { forward 25 cm; turn right 60° }
    Which shape does it draw?     (a) triangle (b) hexagon (c) square (d) pentagon
  38. 38.🔁 For a regular shape with n sides, each turn is … (a) n × 360 degrees (b) 180 degrees always (c) 90 degrees always (d) 360 ÷ n degrees
  39. 39.🔁 A drawing robot runs:
    repeat 3 { 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 30 cm; turn right 90°; forward 35 cm; turn right 90° }
    What is the area of the rectangle it draws (in square cm)?

Answer key

  1. hexagon
  2. 6
  3. 360°
  4. pentagon
  5. 600
  6. the same steps repeat
  7. 60
  8. 600
  9. 1600
  10. 160
  11. 120
  12. 750
  13. 135
  14. 450
  15. octagon
  16. 180
  17. 280
  18. 170
  19. square
  20. square
  21. 180
  22. 480
  23. octagon
  24. 300
  25. square
  26. 240
  27. octagon
  28. 80
  29. triangle
  30. pentagon
  31. 72
  32. square
  33. 400
  34. 225
  35. 190
  36. 825
  37. hexagon
  38. 360 ÷ n degrees
  39. 120
  40. 1050

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