Answer:



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Step-by-step explanation:
Given
--- perimeter


Required
Possible dimension of different parallelogram
The perimeter is calculated as:

So,we have:

Divide by 2

Since l and w must be positive integers, the possible dimensions are:



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Answer:
same denominator as 12
2 x 2/ 6 x 2 + 1 x 3/ 4 x 3
4 +3/ 12
= 7/12
You can factor 12 from both terms to get
