the distance around a rectangular field is 8 metres less than twice its breadth. if the perimeter of the rectangular field 56 Mtres find its length and breadth??
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Let breadth be x and length be 2x-8
Perimeter=2(l+b)
56 = 2[(2x-8)+x]
28=3x-8
36=3x
Therefore,x or breadth=12 and length= 2×12-8=24-8=16
Perimeter=2(l+b)
56 = 2[(2x-8)+x]
28=3x-8
36=3x
Therefore,x or breadth=12 and length= 2×12-8=24-8=16
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