The perimeter of a square is 48 metre the area of a rectangle is 4 square M less than the area of the given a square if the length of rectangle is 20 m find its breadth
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perimeter of sqare = 4xside
= 4x48
=19 2
area of rectangle = 2(l+b)
4 = 2(20+b)
4. = 40+b
4-40. = b
36. = b
breadth of rectangle is 36
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