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sum angle

См. также в других словарях:

  • Angle excess — is the amount by which the sum of the angles of a polygon on a sphere exceeds the sum of the angles of a polygon with the same number of sides in a plane. For instance, a plane triangle has an angle sum of 180°; an octant is a spherical triangle… …   Wikipedia

  • Angle chasing — is a technique to solve or help in solving a kind of geometric problems by studying the angles first. It is often advisable to start geometrical problem solving with angle chasing as it s a simple way to get further information about the… …   Wikipedia

  • Sum rule in quantum mechanics — In quantum mechanics, a sum rule is a formula for transitions between energy levels, in which the sum of the transition strengths is expressed in a simple form. Sum rules are used to describe the properties of many physical systems, including… …   Wikipedia

  • 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

  • Angle trisection — The problem of trisecting the angle is a classic problem of compass and straightedge constructions of ancient Greek mathematics.Two tools are allowed # An un marked straightedge, and # a compass, Problem: construct an angle one third a given… …   Wikipedia

  • angle — 01. Japanese people bow at different [angles] to show different meaning. 02. A horse has to change the [angle] of its head to focus it eye instead of changing the shape of the lens of the eye as we do. 03. The floor of the old house is [angled] a …   Grammatical examples in English

  • angle — The meeting point of two lines or planes; the figure formed by the junction of two lines or planes; the space bounded on two sides by lines or planes that meet. For angles not listed below, see the descriptive term; e.g., axioincisal, distobuccal …   Medical dictionary

  • Angle of commutation — Commutation Com mu*ta tion, n. [L. commutatio: cf. F. commutation.] 1. A passing from one state to another; change; alteration; mutation. [R.] [1913 Webster] So great is the commutation that the soul then hated only that which now only it loves.… …   The Collaborative International Dictionary of English

  • Solid angle — The solid angle, Ω , is the angle in three dimensional space that an object subtends at a point. It is a measure of how big that object appears to an observer looking from that point. For instance, a small object nearby could subtend the same… …   Wikipedia

  • Exterior angle theorem — The exterior angle theorem is a theorem in elementary geometry which states that the exterior angle of a triangle is equal to the sum of the two remote interior angles.A triangle has three corners, called vertices . The sides of a triangle that… …   Wikipedia

  • round angle — noun An angle of 360 degrees; a full circle. Two angles whose sum is a straight angle are called supplemental; two angles whose sum is a round angle we may call explemental. Syn: perigon See Also: right angle …   Wiktionary

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