SOLUTION: ISBN-0618372628 Determine the circumference of a circle with radius 3in. Give a decimal answer rounded to the nearest hundreth

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Question 51571: ISBN-0618372628
Determine the circumference of a circle with radius 3in. Give a decimal answer rounded to the nearest hundreth
Answer by rchill(405) About Me  (Show Source):
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The circumference c of a circle is defined as c=PI%2Ad where d is the diameter. Because the diameter is twice the radius, we get c=PI%2A2%2A3 which simplifies to c=18.85. That means our circumference is 18.85 inches.