exterior angles of polygon

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• Polygon — For other uses, see Polygon (disambiguation). Some polygons of different kinds In geometry a polygon (   …   Wikipedia

• exterior angle — n. 1. any of the four angles formed on the outside of two straight lines when crossed by a transversal: see ALTERNATE ANGLES 2. an angle formed by any side of a polygon and the extension of the adjacent side …   English World dictionary

• Regular polygon — A regular polygon is a polygon which is equiangular (all angles are congruent) and equilateral (all sides have the same length). Regular polygons may be convex or star.General propertiesThese properties apply to both convex and star regular… …   Wikipedia

• Star polygon — Star Star (st[aum]r), n. [OE. sterre, AS. steorra; akin to OFries. stera, OS. sterro, D. ster, OHG. sterno, sterro, G. stern, Icel. stjarna, Sw. stjerna, Dan. stierne, Goth. sta[ i]rn[=o], Armor. & Corn. steren, L. stella, Gr. asth r, a stron,… …   The Collaborative International Dictionary of English

• exteriorangle — exterior angle Angles 1, 2, 7, and 8 are exterior angles. Clarinda/Academy Artworks n. 1. The angle between any side of a polygon and an extended adjacent side. 2. Any of the four angles that do not include a region of the space between two lines …   Universalium

• Angle — This article is about angles in geometry. For other uses, see Angle (disambiguation). Oblique angle redirects here. For the cinematographic technique, see Dutch angle. ∠, the angle symbol In geometry, an angle is the figure formed by two rays… …   Wikipedia

• Triangle — This article is about the basic geometric shape. For other uses, see Triangle (disambiguation). Isosceles and Acute Triangle redirect here. For the trapezoid, see Isosceles trapezoid. For The Welcome to Paradox episode, see List of Welcome to… …   Wikipedia

• Internal angle — If every internal angle of a polygon is at most 180 degrees, the polygon is called convex.In contrast, an exterior angle (or external angle) is an angle formed by one side of a simple polygon and a line extended from an adjacent side.Interior… …   Wikipedia

• Circle — This article is about the shape and mathematical concept. For other uses, see Circle (disambiguation). Circle illustration showing a radius, a diameter, the centre and the circumference …   Wikipedia

• Art gallery problem — The art gallery problem or museum problem is a well studied visibility problem in computational geometry. It originates from a real world problem of guarding an art gallery with the minimum number of guards which together can observe the whole… …   Wikipedia

• Tau (2π) — Some special angles in radians Part of a series of articles …   Wikipedia