document.write( "Question 249053: well i have to do these work sheet worth alot of points and its confusing heres wat it says..\r
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document.write( "task description\r
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document.write( "the chief designer of the company has retired and names you as his replacement. this is your big chance to design the new garden area for wal-mart: your promotion depends on your success. you need to develop a team of architects, by adding two more people. the CEO eoulf likr you to create a model as well as complete and show the algebraic walkway together. each team member needs to keep a bi-weekly log of accomplishments,difficulties personal feelings you encounters while on the job. the logbook needs to be dated and sign for each entry and placed in order by dates.\r
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document.write( "the measurements we were giving but unfortunately, the fax was a little ruined when we received it. you will be creating a rectangular garden. which appears to be 4 feet longer than it is wide. it needs to be surrounded by a paved walkway 3 feet wide. a diagram has been created as accurately as possiable, given the fax was not clear. the last thing that was legible is the total area of the walkway is 432 square feet. \r
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document.write( "so the drawing is a big rectangle and theres a smaller one in the middle so basicly the big rectangle is the walkway and the one in the middle is the garden. so the paved walk way is 3 feet wide on all the sides ,but in the middle of the small rectangle on the side which is the width has a (X) and at the bottom which is the length it has x+4.\r
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document.write( "i need to find wat X is for both and the
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document.write( "(actual measurements:) width length area and perimeter)
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document.write( "(perimeter formula:) verbal model labels and algebraic models)
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document.write( "(area formula:) verbal model and labels and algebraic models)
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document.write( "all that is for the walkway.
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document.write( "and for the garden is the same thing but i dont understand how it goes and its confusing. please help me. \n" );
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Algebra.Com's Answer #181470 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! This problem as I see it: \n" ); document.write( "the garden dimensions are: L = (x+4); W = x \n" ); document.write( "The walkway is 3' wide around the entire garden \n" ); document.write( "The area of the walkway DISABLED_event_only= 432 sq/ft \n" ); document.write( ": \n" ); document.write( "area of the garden (A = L*W): \n" ); document.write( "A = x(x+4) = x^2 + 4x sq ft \n" ); document.write( ": \n" ); document.write( "One thing to remember a 3' walkway adds 6' to the length and the width of the garden, hence: \n" ); document.write( "Overall dimensions (garden and walkway): \n" ); document.write( "L: (x+4) + 6 = (x+10) \n" ); document.write( "W: (x+6) \n" ); document.write( "It's area \n" ); document.write( "(x+10)*(x+6) = x^2 + 16x + 60 sq/ft \n" ); document.write( ": \n" ); document.write( "The problem: \n" ); document.write( "Overall area - garden area = walkway area (given as 432 sq/ft) \n" ); document.write( "(x^2 + 16x + 60) - (x^2 + 4x) = 432 \n" ); document.write( "Remove brackets \n" ); document.write( "x^2 + 16x + 60 - x^2 - 4x = 432 \n" ); document.write( ": \n" ); document.write( "x^2 - x^2 + 16x - 4x = 432 - 60 \n" ); document.write( ": \n" ); document.write( "12x = 372 \n" ); document.write( "x = \n" ); document.write( "x = 31 ft; is the width of the garden \n" ); document.write( "and \n" ); document.write( "31 + 4 = 35 ft; is the length of the garden \n" ); document.write( ": \n" ); document.write( "Find the overall dimension includes the walkway \n" ); document.write( "35 + 6 = 41 ft, the length \n" ); document.write( "31 + 6 = 37 ft, the width \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "Check our solution, find the area of both \n" ); document.write( "(41*37) - (35*31) = \n" ); document.write( "1517 - 1085 = 432; which the area of the walkway \n" ); document.write( ": \n" ); document.write( ": \n" ); document.write( "You can find the perimeter and all that other stuff now. \n" ); document.write( " |