Equilateral polygon Equilateral polygon In geometry, three or more than three straight lines (or segment of a line) make a polygon and an equilateral polygon is a polygon which has all sides of the same length. Except in the triangle case, it need not be equiangular (need not have all angles equal), but if it does then it is a regular polygon. If the number of sides is at least five, an equilateral polygon need not be a convex polygon: it could be concave or even self-intersecting. All regular polygons and isotoxal polygons are equilateral. An equilateral triangle is a regular triangle
All Sides All Sides All Sides is the sixth studio album by O.A.R., which was released on July 15, 2008 by Everfine Records, Lava Records and Atlantic Recording Corporation. Marc Roberge revealed in an interview with Songfacts that "Dinner Last Night" was inspired by an episode of "Seinfeld". The album was generally received negatively among professional reviewers. Rolling Stone attributes the album's failure to a change in the group's style, calling the album "a poor man's Goo Goo Dolls". Allmusic claims, "O.A.R. wasn't designed for Top 40 radio, which makes "All Sides"...disappointing." The album was the band's highest charting prior to the