In geometry a polygon // is tradeetionally a plane figure that is boondit bi a finite chain o straicht line segments closin in a luip tae furm a closed chain or circuit. These segments are cried its edges or sides, an the pynts whaur twa edges meet are the polygon's vertices (singular: vertex) or corners. The interior o the polygon is sometimes cried its body. An n-gon is a polygon wi n sides. A polygon is a 2-dimensional example o the mair general polytope in ony nummer o dimensions.