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
A-Sides A-Sides A-Sides is a compilation album by the American rock band Soundgarden with songs spanning the band's thirteen-year career. It was released on November 4, 1997, through A&M Records. The album was released in 1997 on A&M Records and was Soundgarden's last official release for 13 years, until 2010's "Telephantasm". It debuted at number 63 on the "Billboard" 200 album chart. "A-Sides" has sold over 500,000 copies in the United States according to Nielsen SoundScan and over 700,000 copies worldwide, but has not yet been certified by the RIAA. It peaked at number 51 on the UK Albums Chart, number