Question

Two sides of a parallelogram are in the ratio 2:5.if it's perimeter is 70cm, find the lengths of its sides.

Answer 1

$\frac{l}{b} = \frac{2}{5}$


5l=2b
l=2b/5
2l+2b=70
4b/5 +2b=70
~~~b=25~~~l=10



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Answer 2

Answer:

2:5

Explanation:

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