How to find the sum of interior angles for a 13 gon

The video tutorial explains how to find the sum of the interior angles of a polygon using a specific formula. The teacher introduces the problem, explains the formula, and applies it to a 13-sided polygon, demonstrating the calculation process and concluding with the result.

What is the formula for calculating the sum of the interior angles of a polygon?

What does the term 'interior angles' refer to in geometry?

How many sides does a 13-gon have?

What is the value of 'n' in the formula when calculating the sum of the interior angles for a 13-gon?

Calculate the sum of the interior angles for a polygon with 13 sides.