document.write( "Question 402792: THE CIRCUMFERENCE OF A CIRCLE VARIES DIRECTLY AS IT DAIMETER.WHEN THE DIAMETER OF A CIRCLE IS 6INCHES, THE CIRCUMFERENCE IS 18.84 INCHES. WHICH EQUATION DESCRIBES Y, THE CIRCUMFERENCE OF A CIRCLE WHEN THE DIAMETER IS X?
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Algebra.Com's Answer #284905 by Alan3354(69443)\"\" \"About 
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C = 3.14*d
\n" ); document.write( "Actually, it pi*d, but 3.14 is often used to approximate pi.
\n" ); document.write( "pi = 3.1415926535...
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