document.write( "Question 1132041: A picture measures is 30cm by 15cm. The mat around the picture is 10 cm wide. Find the area of the mat. \n" ); document.write( "

Algebra.Com's Answer #748879 by MathLover1(20849) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "Assume that the mat is outside the picture. The total area is:
\n" ); document.write( " $\"%2830%2B10%29cm+%2A%2815%2B10%29cm+=+40%2A25cm%5E2+=+1000cm%5E2\"$
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\n" ); document.write( "The area of the picture is:
\n" ); document.write( " $\"30cm+%2A+15cm+=+450cm%5E2\"$
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\n" ); document.write( "The area of the mat alone is (total area - area of picture):
\n" ); document.write( " $\"1000cm%5E2+-+450cm%5E2+=+550cm%5E2\"$
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