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Perimeter
01
the total length of the external boundary of something
02
the margins at the outer edge of an area
03
a line enclosing a plane areas
Example
In her math homework, she had to calculate the perimeter of various shapes, including triangles, squares, and pentagons.
The geometry student calculated the perimeter of the rectangular garden to determine how much fencing would be needed.
The farmer used a long measuring tape to determine the perimeter of his rectangular cornfield before installing a new fence.
The science project required students to build a model volcano and measure the perimeter of its base for stability analysis.
The fence ran horizontally along the perimeter of the property.
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