the perimeter of a rectangular table is 24 ft and it's area is 27 ft². what are the dimensions of the table
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2L+2W=24
LW=27
L+W=12
L=12-W
(12-W)W=27
12W-W²=27
12W-W²-27=0
W²-12W+27=0
(W-9)(W-3)=0
W=9 ; W=3
Length is 9ft
width is 3ft
the dimensions are 3ft by 9ft