- A4
- B8
- C2
- D1
Step-by-Step Solution
The octagon alone has order 8, but a turn moves the square's corners onto the unused octagon corners. Only turns of keep the square in place, so the order is .
Answer: A) 4
A yellow square is drawn inside a regular octagon by joining every second corner. What is the order of rotational symmetry of the whole figure?
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