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 Many More Years of the power chord. T-Bone Burnett said of the recording: The first major breakthrough Sam [Phillips] made was with Howlin' Wolf. That's when he started bringing the bass and drums up loud. Back in those days the bass and drums were background instruments; it was all about the horns and the piano, the melody instruments, and Sam brought the rhythm section right up front, and that became rock 'n' roll. That was a big shift... In some ways "How Many More Years" by Wolf would be the first rock ’n’ roll song because that has the guitar lick that became