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2015-12-25T09:54:53+05:30

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Given 2(l+b)=750
l+b=375
l=b+5
l-b=5
solving the above equations
l=190
b=185
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i am posting the answer.please see it
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ohk
corrected ya thnx a lot dear sania
its fine
2015-12-25T10:37:48+05:30
Perimeter = 750 m 
Let the length be l
given that l - b = 5
therefore b = l - 5
we know ,
perimeter = 2(l+b)
=> 750 = 2[l+(l-5)]
=> 750 = 2(2l - 5)
=> 750 = 4l - 10 
=> 750+10 = 4l
=> 760/4 = l
= 190 m 
therefore , length is 190 m
breadth = length - 5
= 190 - 5 
= 185 m

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