position circle
51Arctic Circle — This article is about one of the five major circles of latitude. For other uses, see Arctic Circle (disambiguation). World map showing the Arctic Circle in red …
52Outer Circle railway line, Melbourne — VictorianRailwayLineInfobox type = mel name = Outer Circle yearcommenced = yearopened = 30 May 1890 yearcompleted = yearclosed = fate = Part retained as the Alamein line, otherwise parkland lengthkm = stations = tracks = Single track users =… …
53Osculating circle — Kissing circles redirects here. For Descartes theorem on mutually tangent (kissing) circles, see Descartes theorem. An osculating circle In differential geometry of curves, the osculating circle of a sufficiently smooth plane curve at a given… …
54Boskednan stone circle — Restored stones at the Boskednan circle Boskednan stone circle (grid reference SW434351) is a partially restored prehistoric stone circle near …
55Outer Circle railway line — For other uses, see Outer Circle. Outer Circle railway line, Melbourne Line details Opened 30 May 1890 Fate Part retained as the Alamein line; Chandler Highway; otherwise parkland Tracks Single track Connections …
56WORKMEN'S CIRCLE — (Yid. Arbeter Ring), U.S. socialist and culturally oriented Jewish fraternal order; founded in New York in 1892 by Jewish immigrant workers and chartered on a national basis in 1900 for the twofold purpose of providing its members with mutual aid …
57Great-circle navigation — is the practice of navigating a vessel (such as a ship or aircraft) along a track that follows a great circle. A great circle track is the shortest distance between two points on the surface of the earth. MethodsIn order to construct a great… …
58Great circle of a sphere — Great Great (gr[=a]t), a. [Compar. {Greater}; superl. {Greatest}.] [OE. gret, great, AS. gre[ a]t; akin to OS. & LG. gr[=o]t, D. groot, OHG. gr[=o]z, G. gross. Cf. {Groat} the coin.] 1. Large in space; of much size; big; immense; enormous;… …
59Great circle sailing — Great Great (gr[=a]t), a. [Compar. {Greater}; superl. {Greatest}.] [OE. gret, great, AS. gre[ a]t; akin to OS. & LG. gr[=o]t, D. groot, OHG. gr[=o]z, G. gross. Cf. {Groat} the coin.] 1. Large in space; of much size; big; immense; enormous;… …
60Dividing a circle into areas — In geometry, the problem of dividing a circle into areas by means of an inscribed polygon with n sides, in such a way as to maximise the number of areas created by the edges and diagonals, has a solution by an inductive method. Contents 1 Lemma 2 …
