Area of Regular Polygons

How to Find Apothems of Regular Polygons

When you learn to find the area of regular polygons, you are given a formula (A=½ap) that uses something called the "apothem". This video explains how to find the apothem using either SohCahToa or special triangles.

Finding Area of Regular Polygons

This video explains how to find area of polygons using the apothem formula: A=½ap. It also shows you how to find polygon area in a way that you'll actually remember by the time your final rolls around.