Interior Angles of Polygons
More Lessons for Grade 9 Math
Videos, worksheets, solutions, and activities to help Geometry students learn about interior angles of polygons.
Find the Interior Angle Sum of a Polygon
How to find the interior angle sum of a polygon
Interior Angle of a Regular Polygon
Students learn the definition of a regular polygon, as well as the following formulas related to regular polygons. The measure of each interior angle of a regular polygon is always 180(n -- 2)/n degrees, where n represents the number of sides of the polygon.
Learn about interior angles of a polygon.
Finding the interior angles of a polygon
Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.
You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.