Answer:
28.3 cm
Explanation:
You want the circumference of a circle with radius 4.5 cm.
Circumference
The circumference of a circle is given by ...
C = 2πr
For the given circle, the circumference is ...
C = 2π(4.5 cm) = 9π cm ≈ 28.3 cm
The circumference is about 28.3 cm.
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