document.write( "Question 1076116: If you have 30 feet of wood to build the border of a flower garden. If you want to build a rectangle with the largest area possible to plant flowers, what would the area be? Prove your answer using words and or numbers. Use only whole numbers. \n" ); document.write( "
Algebra.Com's Answer #690795 by josgarithmetic(39620)\"\" \"About 
You can put this solution on YOUR website!
Dimensions x and y.\r
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\n" ); document.write( "\n" ); document.write( "Perimeter: \"2%28x%2By%29=30\"
\n" ); document.write( "\"x%2By=15\"
\n" ); document.write( "\"y=15-x\"\r
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\n" ); document.write( "\n" ); document.write( "Area: \"xy\"
\n" ); document.write( "\"x%2815-x%29\"
\n" ); document.write( "Variable A for area, \"A%28x%29=x%2815-x%29\"\r
\n" ); document.write( "\n" ); document.write( "A can take the form of a parabola if graphed.
\n" ); document.write( "A(x)=x(15-x) has when multiplied, an \"-x%5E2\" term so the parabola has a maximum point exactly in the middle of the Zeros of A.\r
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\n" ); document.write( "\n" ); document.write( "\"x%2815-x%29=0\"
\n" ); document.write( "\"system%28x=0%2Cor%2Cx=15%29\"\r
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\n" ); document.write( "\n" ); document.write( "The maximum area will be \"x=%2815%2B0%29%2F2=7%261%2F2\"\r
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\n" ); document.write( "\n" ); document.write( "Now find y.
\n" ); document.write( "\"y=7%261%2F2\"\r
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\n" ); document.write( "\n" ); document.write( "Both x and y are each \"7%261%2F2\".
\n" ); document.write( "This is a square shape.\r
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\n" ); document.write( "\n" ); document.write( "\"A%287.5%29=%287.5%29%5E2\"
\n" ); document.write( "\"A%287.5%29=highlight%2856%261%2F4%29\"
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