document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1166938>Question 1166938</A>: <I><SPAN STYLE=\"word-break: break-all;\"> The school park has a rectangular flower bed measuring 15 meters by 20 meters. The school administrators plan to double the area by providing a fence of uniform distance around the flower bed. Find the area and perimeter of the fence to the nearest hundredths.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #791557 by </B><A HREF=/tutors/aboutme.mpl?userid=ikleyn><B>ikleyn(52782)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ikleyn><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=ikleyn><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=791557\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> .\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Tutor Theo misread the problem, so his solution is conceptually incorrect.\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;I came to guide you in right direction.\r<BR>\n" );
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document.write( "<PRE STYLE=\"white-space: pre-wrap; white-space: -moz-pre-wrap; white-space: -pre-wrap; white-space: -o-pre-wrap; word-wrap: break-word;\">\r\n" );
document.write( "The area of the garden is 15*20 = 30 square meters;\r\n" );
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document.write( "so the area inside the fence is 2*300 = 600 square meters.\r\n" );
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document.write( "Thus this part is solved: it is easy part.\r\n" );
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document.write( "Now let start working on the second question.\r\n" );
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document.write( "Lex x be the uniform distance around the flower bed.\r\n" );
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document.write( "Then the dimensions of the fence are  (15+2x) meters width and (20+2x) meters length.\r\n" );
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document.write( "The area inside the fence is then  (15+2x)*(20+2x).\r\n" );
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document.write( "From here you have this equation to determine x\r\n" );
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document.write( "    (15+2x)*(20+2x) = 2*15*20 = 600.\r\n" );
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document.write( "Reduce this equation to the standard quadratic equation form and solve using the quadratic formula.\r\n" );
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document.write( "    4x^2 + 70x - 300 = 0.\r\n" );
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document.write( "It has no solution/solutions in integer or rational numbers, so other solution methods (guessing or factoring)\r\n" );
document.write( "do not work.\r\n" );
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document.write( "When you find the value of x, you determine the perimeters as\r\n" );
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document.write( "    (15+2x) + (20+2x) + (15+2x) + 20+2x).\r\n" );
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document.write( "-------------\r<BR>\n" );
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document.write( "To see many other similar solved problems (your potential TEMPLATES), look into the lessons\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Surface-area/Problems-on-the-area-of-a-rectangle-surrounded-by-a-strip.lesson>Problems on the area and the dimensions of a rectangle surrounded by a strip</A>\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Surface-area/Cynthia-Besch-and-the-rug.lesson>Cynthia Besch wants to buy a rug for a room</A> \r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/Surface-area/Circular-pool-and-a-walkway-around.lesson>Problems on a circular pool and a walkway around it</A>\r<BR>\n" );
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document.write( "in this site.\r<BR>\n" );
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document.write( "Also, &nbsp;you have this free of charge online textbook in ALGEBRA-I in this site\r<BR>\n" );
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document.write( "&nbsp;&nbsp;&nbsp;&nbsp;- <A  rel=nofollow HREF=https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson>ALGEBRA-I - YOUR ONLINE TEXTBOOK</A>.\r<BR>\n" );
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document.write( "The referred lesson is the part of this online textbook under the topic <BR>\n" );
document.write( "\"<U>Dimensions and the area of rectangles and circles and their elements</U>\".\r<BR>\n" );
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document.write( "Save the link to this online textbook together with its description\r<BR>\n" );
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document.write( "Free of charge online textbook in ALGEBRA-I<BR>\n" );
document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r<BR>\n" );
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document.write( "to your archive and use it when it is needed.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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