document.write( "Question 821512: What is the approximate circumference and approximate area of a circle that measures 8 cm in diameter \n" ); document.write( "
Algebra.Com's Answer #494181 by Alan3354(69443)\"\" \"About 
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What is the approximate circumference and approximate area of a circle that measures 8 cm in diameter
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\n" ); document.write( "r = 4 cm
\n" ); document.write( "\"C+=+2%2Api%2Ar\"
\n" ); document.write( "\"Area+=+pi%2Ar%5E2\"
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