Find the number of sides the polygon has. Find the sum of measures of interior angles of a convex decagon. For the hexagon find the sum of the interior angles of the polygon. Find the interior and exterior angles of a 9-sided polygon. What is the sum of the measures of the exterior ...
Thesum of an interior angle and the exterior angle on the same vertex is always 180° since they form a linear pair. What is the sum of all interior angles of a quadrilateral? The formula used to find the sum of the interior angles of a polygon is: S=(n-2) × 180°. In this ...
Best Answer The sum of the interior angles of any regular polygon of n sides is equal to 180(n - 2) degrees. 1440 degrees Wiki User ∙11yago This answer is: Add your answer: Earn +20pts Q:What is the sum of the measures of the angle of a decagon?
2. Each exterior angle of a regular polygon is approximately 21.18 What is the sum of the interior angles of the polygon? What is the sum of the measure of each exterior angle of a regular 20-sided polygon? What is the sum of the exterior angles of a convex polygon with...