Concave polygon does not contain all other vertices in its edges and interior. The convex hull of the concave polygon's vertices, and that of its edges, contains points that are exterior to the polygon. Concave polygon A simple polygon that is not convex is called concave, non-convex or reentrant. A concave polygon will always have at least one reflex interior angle—that is, an angle with a measure that is between 180 degrees and 360 degrees exclusive. Some lines containing interior points of a concave polygon intersect its boundary at more than two points. Some diagonals of a concave polygon lie partly or
Less Than Jake been recording his own solo music while not working with Less Than Jake. He is a guest vocalist on the 2010 album The Seven Degrees Of Stephen Egerton by Descendents guitarist Stephen Egerton. He performed on the Ska Goes Solo Tour with JT Turret of The Arrogant Sons of Bitches and Ryan Eldred of Catch 22 in 2014. He released the song "Up" on the Ska Goes Solo split 7" prior to the tour. Less Than Jake Less Than Jake is an American ska punk band from Gainesville, Florida, formed in 1992. The band consists of Chris DeMakes (vocals, guitar),