Question
Find the perimeter of the following figure:

Answer

We know that perimeter of a closed figure or a polygon = Sum of its sides
In the figure, sides of a quadrilateral are $45\ cm, 35\ cm, 27\ cm, 35\ cm$
Its perimeter = Sum of its sides
$= (45 + 35 + 27 + 35)cm$
$= 142cm$

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