line subtending

См. также в других словарях:

• Subtending — Subtend Sub*tend , v. t. [imp. & p. p. {Subtended}; p. pr. & vb. n. {Subtending}.] [L. subtendere; sub under + tendere to stretch, extend. See {Tend}.] To extend under, or be opposed to; as, the line of a triangle which subtends the right angle;… …   The Collaborative International Dictionary of English

• Aristarchus On the Sizes and Distances — Aristarchus s 3rd century BC calculations on the relative sizes of, from left, the Sun, Earth and Moon, from a 10th century CE Greek copy On the Sizes and Distances (of the Sun and Moon) (Περὶ μεγεθῶν καὶ ἀποστημάτων [ἡλίου καὶ σελήνης]) is… …   Wikipedia

• Subtense — Sub*tense , n. [L. subtendere, subtentum. See {Subtend}, {Tense}, a.] (Geom.) A line subtending, or stretching across; a chord; as, the subtense of an arc. [1913 Webster] …   The Collaborative International Dictionary of English

• eye, human — ▪ anatomy Introduction  specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit       The eye is protected from mechanical injury… …   Universalium

• Inscribed angle — In geometry, an inscribed angle is formed when two secant lines of a circle (or, in a degenerate case, when one secant line and one tangent line of that circle) intersect on the circle.Typically, it is easiest to think of an inscribed angle as… …   Wikipedia

• Glossary of botanical terms — Many of the terms used in Wikipedia glossaries (often most) are already defined and explained within Wikipedia itself. However, lists like the following indicate where new articles need to be written and are also useful for looking up and… …   Wikipedia

• Ptolemy's theorem — In mathematics, Ptolemy s theorem is a relation in Euclidean geometry between the four sides and two diagonals or chords of a cyclic quadrilateral. The theorem is named after the Greek astronomer and mathematician Ptolemy (Claudius Ptolemaeus).If …   Wikipedia

• Gear — For the gear like device used to drive a roller chain, see Sprocket. This article is about mechanical gears. For other uses, see Gear (disambiguation). Two meshing gears transmitting rotational motion. Note that the smaller gear is rotating… …   Wikipedia

• Synchronous optical networking — (SONET) and Synchronous Digital Hierarchy (SDH), are two closely related multiplexing protocols for transferring multiple digital bit streams using lasers or light emitting diodes (LEDs) over the same optical fiber. The method was developed to… …   Wikipedia

• Mohr's circle — Mohr s circles for a three dimensional state of stress Mohr s circle, named after Christian Otto Mohr, is a two dimensional graphical representation of the state of stress at a point. The abscissa, , and ordinate …   Wikipedia

• Spherical trigonometry — Spherical triangle Spherical trigonometry is a branch of spherical geometry which deals with polygons (especially triangles) on the sphere and the relationships between the sides and the angles. This is of great importance for calculations in… …   Wikipedia