The length of a rectangle is less than thrice its breadth by 3 cm.If the perimeter of the rectangle is 82 cm.Find the breadth of rectangle?
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let
l = length
b = breadth
according to question
l = 3b - 3
perimeter = 2(l+b)
82 = 2(3b-3 + b)
82 = 2(4b-3)
41 = 4b - 3
__________
44 = 4b
________
b = 11cm
so breadth = 11cm
hope it helps you
@di
l = length
b = breadth
according to question
l = 3b - 3
perimeter = 2(l+b)
82 = 2(3b-3 + b)
82 = 2(4b-3)
41 = 4b - 3
__________
44 = 4b
________
b = 11cm
so breadth = 11cm
hope it helps you
@di
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