There are a couple of methods you can use to calculate the area of a regular pentagon. The formula for finding the area of a rectangle is. A p r 2.
A p r 2.
Using connecting math cubes or building blocks are great ways to have students create closed shapes that can be used to introduce area. Math video teaches students how to find the area of a trapezoid. Parallelogram Area b h b base h vertical height. Introduce math formulas for area of a trapezoid parallelogram and square.