Find the length and breadth of the rectangle given perimeter is 72
length(5x + 4) breadth x-4
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Step-by-step explanation:
Perimeter of rectangle= 2(l+b)
72 = 2(5X+4+X-4)
72 = 2(6X)
72/2 = 6X
36/6 = X
Length= 5X+4
= 5x6+4
= 30+4
= 34cm
Breadth= X-4
= 6-4
= 2cm
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