Question

The perimeter of a parallelogram is 180cm. One of its sides is greater than the other by 30cm. Find the length of the sides of the parallelogram.
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Answer 1

Explanation:

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Answer 2

Answer:

given 2(l+b) =180 here l and b are the equal sides not length and breadth

let l >b

then l=b+30

putting this in above equation

2(2b+30) =180

2(b+15) =90

b+15=45

b=30 and hence l=60