
Perimeter
Geometry Context
Perimeter is a basic term in geometry often used in mathematics education.
Find the perimeter of this triangle.
Linear Measure
Perimeter refers to a one-dimensional measure, even if the shape is two-dimensional.
The perimeter of our garden is longer than yours.
Addition of Sides
It's the sum of all side lengths of a polygon, not just a measure of one side.
To get the perimeter, add all the sides of the quadrilateral.