the breadth of a rectangle is 5 cm more than one third of the length the perimeter of the rectangle is 42 cm find the length of the rectangle
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Step-by-step explanation:
p=2(l+b)
42=2(l+b)
=2(l+5)
=2l+2×5
2l=42-(2×5)
=42-10
2l=32
l=32/2
l=16
length is equal to 16cm
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