document.write( "Question 1048563: What is the dimensions of a rectangle with a area of 2888 square meter and 228 meters for perimeter?
\n" ); document.write( "Thanks
\n" ); document.write( "Joshua
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Algebra.Com's Answer #664155 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
Let \"+a+\" = length in meters
\n" ); document.write( "Let \"+b+\" = width in meters
\n" ); document.write( "----------------------------
\n" ); document.write( "(1) \"+a%2Ab+=+2888+\"
\n" ); document.write( "(2) \"+2a+%2B+2b+=+228+\"
\n" ); document.write( "-----------------------
\n" ); document.write( "(1) \"+b+=+2888%2Fa+\"
\n" ); document.write( "By substitution:
\n" ); document.write( "(2) \"+2a+%2B+2%2A%28+2888%2Fa+%29+=+228+\"
\n" ); document.write( "(2) \"+2a+%2B+5776%2Fa+=+228+\"
\n" ); document.write( "(2) \"+2a%5E2+%2B+5776+=+228a+\"
\n" ); document.write( "(2) \"+2a%5E2+-+228a+%2B+5776+=+0+\"
\n" ); document.write( "(2) \"+a%5E2+-+114a+%2B+2888+\"
\n" ); document.write( "use qudratic formula
\n" ); document.write( "\"x+=+%28+-b+%2B-+sqrt%28+b%5E2+-+4%2Aa%2Ac+%29%29+%2F+%282%2Aa%29+\"
\n" ); document.write( "\"+a+=+1+\"
\n" ); document.write( "\"+b+=+-114+\"
\n" ); document.write( "\"+c+=+2888+\"
\n" ); document.write( "\"+x+=+%28+-%28-114%29+%2B-+sqrt%28+%28-114%29%5E2+-+4%2A1%2A2888+%29%29+%2F+%282%2A1%29+\"
\n" ); document.write( "\"+x+=+%28+114+%2B-+sqrt%28+12996+-+11552+%29%29+%2F+2+\"
\n" ); document.write( "\"+x+=+%28+114+%2B+sqrt%28+1444+%29+%29+%2F+2+\"
\n" ); document.write( "\"+x+=+%28+114+%2B+38+%29+%2F+2+\"
\n" ); document.write( "\"+x+=+152%2F2+\"
\n" ); document.write( "\"+x+=+76+\"
\n" ); document.write( "( now make \"+x+=+a+\", length in meters )
\n" ); document.write( "( not to be confused with the \"+a+\" in
\n" ); document.write( "the quadratic formula )
\n" ); document.write( "\"+a+=+76+\"
\n" ); document.write( "and
\n" ); document.write( "(1) \"+a%2Ab+=+2888+\"
\n" ); document.write( "(1) \"+b+=+2888%2F76+\"
\n" ); document.write( "(1) \"+b+=+38+\"
\n" ); document.write( "The dimensions are 76 x 38
\n" ); document.write( "---------------------------
\n" ); document.write( "check:
\n" ); document.write( "(2) \"+2a+%2B+2b+=+228+\"
\n" ); document.write( "(2) \"+2%2A76+%2B+2%2A38+=+228+\"
\n" ); document.write( "(2) \"+152+%2B+76+=+228+\"
\n" ); document.write( "(2) \"+228+=+228+\"
\n" ); document.write( "OK \r
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