Question

the length of a rectangular field is 20 m more than its breath.if the perimeter is 280m what is it's length

Answer 1

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Answer 2

Let breadth be b m
Then length will be b + 20
perimeter of rectangle = 2(l+b)
=b + b+ 20= 2b + 20=280
2x = 260 = x = 130
Length of the rectangle = x + 20 = 130+20=150m
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