if perimeter of a rectangular field is 184 m and its length is 5m more than twice of its breath, find its dimensions.
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Answer:-
perimeter = 184 m
let the breadth be "b"
then length = 2b + 5 m
we know that ,
perimeter = 2(l+b)
so,
184 = 2(2b+5+b)
184 = 2(3b+5)
184/2 = 3b+5
92 -5 =3b
87 = 3b
b = 87/3 = 29
Therefore
breadth = 29 m and
length = 2b +5 = 2×29+5 =58+5 = 63m
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