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
How Long, How Long Blues his vocals have also been described as emotionally detached, high-pitched and smooth, with clear diction. Blackwell's single-string jazz guitar lines provided the role of a responsorial voice as well as rhythmic chording. "How Long, How Long Blues" was Carr and Scrapwell's biggest hit. They subsequently recorded six more versions of the song (two of them, unissued at the time), as "How Long, How Long Blues, Part 2", "Part 3", "How Long Has That Evening Train Been Gone", "New How Long, How Long Blues", etc. There are considerable variations in the lyrics, many of which have since fallen out of use