Answer:
21.35 inches
Explanation:
You want to know the circumference of a hat that has a diameter of 6.8 inches.
Circumference
The circumference is given by ...
C = πd
C = 3.14 × 6.8 in = 21.352 in
C ≈ 21.35 in
The distance around the hat is about 21.35 inches.
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