Learn how to find the perimeter of regular and irregular shapes using formulas and examples. Explore real-world applications of perimeter and practice problems with interactive games. Perimeter : Learn the Definition and Different Methods to find the Perimeter followed by Formulas for Different Shapes, Comparisons, Uses & Solved Examples Perimeter The perimeter is an important concept in geometry. Perimeter refers to the distance covered by the edges of a two-dimensional figure. When you walk around the edges of a park or run on a rectangular track, you are essentially covering its perimeter . It is very important in academic and real-life uses. 1.0 Perimeter Formula for Different Shapes The perimeter formula differs depending on the type of shape. Let’s look at different shapes and how to calculate their perimeter : Learn what perimeter is and how to calculate it for different shapes such as circle, triangle, square, rectangle, etc. Find the perimeter formulas, examples, units and quiz on this topic.