You need to find the sum of the lengths of each side. Thus, if you have a triangle with sides of length 3, 4, and 5, the perimeter would be 3 + 4 + 5 = 12.
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If the figure is 2-dimensional, it is called the perimeter.
Add all sides together to get the perimeter.
the perimeter of a figure is never squared, but the area of a figure is always squared. Hope this helped :)
Perimeter and area are not sufficient to determine the shape of a figure.
The perimeter is the distance around a figureIt is normally its perimeter