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
Both Sides This completed track features an atmospheric drum machine, keyboard sounds (no piano) and vocals by Collins telling a story about a disaster at sea and families left behind. In November 2004, Collins himself commented on the song on the forum of his old official website: ""DEEP WATER TOWN...again I scratch my head and ask how did someone get it... I don't think it was ever released, or am I going slowly senile. It was a pretty song about a disaster at sea, and the families left behind. Obviously one of my more cheerful pre-divorce moments. Circa Both Sides..."" Although "Both