The formula is (N-2)180 degrees.
The circle - the rest are polygons.
There is no general formula for all irregular polygons.
No, any polygon.
Archimedes created the formula for measuring the circumference of a circle he used many-sided polygons, both inside and out to approximate it.
There are lots of different types of polygons Polygons are classified into various types based on the number of sides and measures of the angles.: Regular Polygons Irregular Polygons Concave Polygons Convex Polygons Trigons Quadrilateral Polygons Pentagon Polygons Hexagon Polygons Equilateral Polygons Equiangular Polygons
There is no universal formula. There are different formulae for triangles, squares, rectangles, circles and ellipses, and regular polygons of 5 or more sides. There is no formula for a totally random shape. Also, the formula will depend on what information you have.
All polygons and polyhedra.All polygons and polyhedra.All polygons and polyhedra.All polygons and polyhedra.
That is because an octagon is singular and polygons is plural. An octagon is a polygon, and octagons are polygons but a octagon cannot be a polygons.
regular polygons are the ones that all sides are equal
Congruent polygons.
There is an infinite amount of polygons.