Vocabulaire pour l'IELTS Academic (Score 8-9) - Geometry

Ici, vous apprendrez quelques mots anglais liés à la Géométrie qui sont nécessaires pour l'examen académique IELTS.

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parallelogram

[nom]

(geometry) any flat shape with four straight sides, the opposite sides of which are equal and parallel to each other

parallélogramme

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tetrahedron

[nom]

(geometry) a polyhedron with four flat sides, a triangular pyramid

tétraèdre

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octahedron

[nom]

a geometric figure with eight triangular faces, twelve edges, and six vertices

octaèdre, octaèdre

Ex: The dual of an octahedron is a cube , and vice versa , forming a pair of dual polyhedra .Le dual d'un **octaèdre** est un cube, et vice versa, formant une paire de polyèdres duaux.

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dodecahedron

[nom]

a three-dimensional figure with twelve regular pentagonal faces, thirty edges, and twenty vertices

dodécaèdre, un solide à douze faces pentagonales régulières

Ex: The faces of a dodecahedron can be inscribed with regular pentagons , creating a geometric relationship .Les faces d'un **dodécaèdre** peuvent être inscrites avec des pentagones réguliers, créant une relation géométrique.

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icosahedron

[nom]

a three-dimensional figure with twenty equilateral triangle faces, thirty edges, and twelve vertices

icosaèdre, un solide à vingt faces triangulaires équilatérales

Ex: The regular icosahedron has been historically significant, featuring prominently in mathematical investigations and artistic representations.L'**icosaèdre** régulier a eu une importance historique, figurant de manière prominente dans les investigations mathématiques et les représentations artistiques.

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curvature

[nom]

the measure of how much a curve or surface deviates from being straight or flat at a specific point

courbure, courbure

Ex: Engineers consider curvature in designing roads and railways to ensure safe and smooth transitions between curves .Les ingénieurs prennent en compte la **courbure** dans la conception des routes et des voies ferrées pour assurer des transitions sûres et fluides entre les courbes.

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parabola

[nom]

(geometry) a symmetrical open curve that is similar to the path of an object thrown into the air passes till it falls back to earth

parabole

Ex: The quadratic function ’s graph is always a parabola.Le graphique de la fonction quadratique est toujours une **parabole**.

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hyperbola

[nom]

a geometric curve formed by the intersection of a plane with two cones, resulting in two symmetrical branches

hyperbole, courbe hyperbolique

Ex: Hyperbolas find applications in engineering, particularly in the design of antennas and satellite orbits.Les **hyperboles** trouvent des applications en ingénierie, notamment dans la conception d'antennes et d'orbites de satellites.

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torus

[nom]

a solid shape resembling a donut or ring, made by spinning a circle around a line that does not cut through the circle

tore, anneau

Ex: The large sculpture in the park resembled a torus, captivating the attention of passersby .La grande sculpture dans le parc ressemblait à un **tore**, captivant l'attention des passants.

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frustum

[nom]

the section of a solid shape that remains after a parallel cut, featuring a flat top and a bottom that is larger or smaller than the top

tronc, frustum

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crescent

[nom]

a curved shape with narrow points at the ends that appears wider in the middle, like the shape of the moon in its first and last quarters

croissant de lune

Ex: The crescent of the new moon was barely visible against the twilight sky .Le **croissant** de la nouvelle lune était à peine visible contre le ciel crépusculaire.

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helicoid

[nom]

a surface in three-dimensional space formed by moving a straight line along a helix

hélicoïde, surface hélicoïdale

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annulus

[nom]

a mathematical shape formed by the region between two concentric circles in a plane

anneau, couronne circulaire

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rhombus

[nom]

(geometry) a flat shape with four equal sides in which opposite angles are equal

rhombe

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asymptote

[nom]

a straight line that a curve approaches indefinitely but never intersects, characterizing the limiting behavior of the curve

asymptote, ligne asymptotique

Ex: Exponential functions may exhibit horizontal asymptotes, indicating stability in the long run .Les fonctions exponentielles peuvent présenter des **asymptotes** horizontales, indiquant une stabilité à long terme.

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trapezoid

[nom]

(geometry) a flat shape with four flat sides, two of which are parallel

trapèze

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lattice

[nom]

a structure made of strips of wood, metal, or other rigid material arranged in a criss-crossed, grid-like pattern

treillage

Ex: The botanical garden contained displays of flowering vines trained to grow through colorful lattices.Le jardin botanique contenait des expositions de vignes fleuries entraînées à pousser à travers des **treillis** colorés.

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oblong

[nom]

a rectangular figure that has unequal adjacent sides with arched angles

rectangle, round-edged rectangle

Ex: The garden featured an oblong pond with curved corners, creating a peaceful and inviting atmosphere.Le jardin comportait un étang **oblong** avec des coins arrondis, créant une atmosphère paisible et accueillante.

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lozenge

[nom]

(geometry) a figure with four sides and two opposite angles more than 90° and two of less than 90°

losange

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icosagon

[nom]

a polygon with twenty sides and twenty angles

icosagone, polygone à vingt côtés et vingt angles