Find the measure of each interior angle of a regular polygon having 15 sides.

Is it possible to have a regular polygon each of whose interior angles is 45°?

What is the sum of all interior angles of a regular nonagon.

What is the number of diagonals in a heptagon.

Find each angle measure of a regular pentagon, if measure of each interior

angle be y degree.

What is the maximum exterior angle possible for a regular polygon?

Find the number of sides of a regular polygon whose each exterior angle measures 45 degree.

What is the minimum interior angle possible for a regular polygon ?

A polygon in which at least one angle is more than 180 degree is called ______ .