All High School Math Resources
Example Question #21 : Sat Mathematics
Example Question #22 : Plane Geometry
If a triangle has 180 degrees, what is the sum of the interior angles of a regular octagon?
The sum of the interior angles of a polygon is given by where = number of sides of the polygon. An octagon has 8 sides, so the formula becomes
Example Question #1 : How To Find An Angle In A Hexagon
What is the measure of an interior angle of a regular hexagon?
The measure of an internal angle of an regular polygon can be determined using the following equation, where equals the number of sides: