document.write( "Question 178648: a function gives the value of C as 2 x (22/7) x r
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Algebra.Com's Answer #133612 by Mathtut(3670)\"\" \"About 
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C=44/7(r)
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\n" ); document.write( "C(7)=(44/7)(7)=44 cm
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\n" ); document.write( "C(91)=(44/7)(91)=572 cm
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