the length a rectangular hall is 5 metre more than its breadth. if the perimeter of the hall is 74 metres, find its length and breadth....
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1
Step-by-step explanation:
Length= x+5
Breadth=x
Perimeter= 2(l+b)
2(x+x+5)=74
2(2x+5)=74
2x+5=74/2
2x+5=37
2x=37-5
2x=32
x=16
Breadth=16
Length= 16+5
Length= 21
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