Perimeter: Understanding and Calculating the Total Distance Around a 2D Shape

The video tutorial explains the concept of perimeter, its real-life applications, and how to calculate it for various shapes, including rectangles, regular pentagons, and compound shapes. It also covers using algebra to find perimeters when side lengths are expressed as variables. The tutorial emphasizes the importance of adding all side lengths and understanding the units of measurement.

How would you express the perimeter of a shape using algebraic expressions?

Describe the process of calculating the perimeter of compound shapes.

What does it mean when opposite sides of a shape are marked with dashes?