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radian measure

См. также в других словарях:

  • radian measure — radianinis matas statusas T sritis fizika atitikmenys: angl. circular measure; radian measure vok. Bogenmaß, n; Radiantmaß, n rus. дуговая мера, f; радианная мера, f; радианная мера угла, f pranc. mesure d’arc, f …   Fizikos terminų žodynas

  • Radian — For other uses, see Radian (disambiguation). mrad redirects here. For millirads, see Rad (unit). An angle of 1 rad …   Wikipedia

  • radian — (rad)    a unit of angle measure widely used in mathematics and science. One radian is the angle at the center of a circle that cuts off an arc of length equal to the radius. Since the circumference equals 2 pi times the radius, one radian equals …   Dictionary of units of measurement

  • radian — /ray dee euhn/, n. Math. the measure of a central angle subtending an arc equal in length to the radius: equal to 57.2958°. Abbr.: rad [1875 80; RADI(US) + AN] * * * …   Universalium

  • radian — noun In the International System of Units, the derived unit of plane angular measure of angle equal to the angle subtended at the centre of a circle by an arc of its circumference equal in length to the …   Wiktionary

  • radian — ra•di•an [[t]ˈreɪ di ən[/t]] n. math. the measure of a central angle subtending an arc equal in length to the radius: equal to 57.2958° Abbr.: rad • Etymology: 1875–80 …   From formal English to slang

  • circular measure — radianinis matas statusas T sritis fizika atitikmenys: angl. circular measure; radian measure vok. Bogenmaß, n; Radiantmaß, n rus. дуговая мера, f; радианная мера, f; радианная мера угла, f pranc. mesure d’arc, f …   Fizikos terminų žodynas

  • circular measure — /sɜkjələ ˈmɛʒə/ (say serkyuhluh mezhuh) noun the measurement of an angle in radians: 360 degrees = 2π radians; 1 radian = 57 degrees 17.7 minutes …  

  • Scale (map) — The scale of a map is defined as the ratio of a distance on the map to the corresponding distance on the ground. If the region of the map is small enough for the curvature of the Earth to be neglected, then the scale may be taken as a constant… …   Wikipedia

  • List of trigonometric identities — Cosines and sines around the unit circle …   Wikipedia

  • optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… …   Universalium

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