Instructional Video2:28
Brian McLogan

find the sum of the interior angles to find the value of x

12th - Higher Ed
👉 Learn how to solve for an unknown variable in the interior angle of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. The interior angle of a polygon is the angle between two sides of the polygon. The...
Instructional Video1:40
Brian McLogan

How to find the sum of all interior angles of a polygon ex 2

12th - Higher Ed
👉 Learn how to determine the sum of interior angles of a polygon. A polygon is a plane shape bounded by a finite chain of straight lines. A regular polygon is a polygon whose sides are congruent (equal). The interior angle of a polygon...
Instructional Video
Shmoop University

Shmoop: Angles of a Polygon

5th - 7th
This animation features the mathematical concept of the angles of a polygon and how to use them to perform the calculation of angles. [1:59]