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What is the circumfrance of the following circle as 9 as the diameter

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Answer:

C = 28.26 inches = pi (9 inches).

Step-by-step explanation:

The formula for circumference is C = 2 pi r, or C = pi d, where r=radius and d=diameter. Circle A: Diameter 9 inches and Circumference of 28.26 inches. If the diameter is 9 inches

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