document.write( "Question 207620: What's the circumference of a circle who's area is 2.16 sq. meters? \n" ); document.write( "

Algebra.Com's Answer #157015 by ANiess(3) $\"\"$ $\"About$

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Area= $\"+pi%2Ar%5E2+\"$
\n" ); document.write( "Area= 2.16 sq. meters
\n" ); document.write( "---
\n" ); document.write( " $\"+2.16=pi%2Ar%5E2+\"$
\n" ); document.write( "---
\n" ); document.write( " $\"+2.16%2Fpi=r%5E2+\"$
\n" ); document.write( "---
\n" ); document.write( " $\"+sqrt%282.16%2Fpi%29=r+\"$
\n" ); document.write( "---
\n" ); document.write( " $\"+0.829=r+\"$
\n" ); document.write( "---
\n" ); document.write( "Circumference= $\"+2%2Api%2Ar+\"$
\n" ); document.write( "---
\n" ); document.write( " $\"+C=%282%29%28pi%29%28.829%29+\"$
\n" ); document.write( "---
\n" ); document.write( " $\"+C=5.209+\"$
\n" ); document.write( "---
\n" ); document.write( "Note: the values of r and C are approximate answers, so do not use an \"=\", but \"≈\" \n" ); document.write( "

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