Hendecagon Hendecagon In geometry, a hendecagon (also undecagon or endecagon) or 11-gon is an eleven-sided polygon. (The name "hendecagon", from Greek "hendeka" "eleven" and "gon–" "corner", is often preferred to the hybrid "undecagon", whose first part is formed from Latin "undecim" "eleven".) A "regular hendecagon" is represented by Schläfli symbol {11}. A regular hendecagon has internal angles of 147.27 degrees (=147 formula_1 degrees). The area of a regular hendecagon with side length "a" is given by As 11 is not a Fermat prime, the regular hendecagon is not constructible with compass and straightedge. Because 11 is not a Pierpont prime, construction
B-Sides and Rarities (Beach House album) B-Sides and Rarities (Beach House album) B-Sides and Rarities is a compilation album by American dream pop band Beach House, released on June 30, 2017 through Sub Pop, Bella Union and Mistletone. The compilation contains B-sides and rare, unreleased cuts along with two new songs, "Chariot" and "Baseball Diamond". It also includes the band's cover of Queen's "Play the Game". The idea for a B-sides record came when the band realized how many non-album songs had been made over the years, and how hard it was to find and hear many of them. This compilation contains every song the band