document.write( "Question 444815: the area of a rectangle is 84 cm2.Its length is 12 cm. Find its perimeter \n" ); document.write( "

Algebra.Com's Answer #306537 by josmiceli(19441) $\"\"$ $\"About$

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$\"+L+=+12+\"$ cm
\n" ); document.write( " $\"+A+=+84+\"$ cm2
\n" ); document.write( " $\"+A+=+L%2AW+\"$
\n" ); document.write( " $\"+84+=+12%2AW+\"$
\n" ); document.write( " $\"+W+=+84%2F12+\"$
\n" ); document.write( " $\"+W+=+7+\"$
\n" ); document.write( " $\"+P+=+2L+%2B+2W+\"$
\n" ); document.write( " $\"+P+=+2%2A12+%2B+2%2A7+\"$
\n" ); document.write( " $\"+P+=+24+%2B+14+\"$
\n" ); document.write( " $\"+P+=+38+\"$ cm \n" ); document.write( "

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