Accademico IELTS (Banda 8 e Superiore) - Geometry

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

parallelogramma

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

tetraedro

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

ottaedro

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

dodicaedro

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

icosaedro

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

curvatura

(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

parabola

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

iperbole

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

torus, anello

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

frustum, cono troncato

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

mezzaluna

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

elicoide, superficie elicoidale

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

anello, annulus

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

rombo

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

asintoto

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

trapezio

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

griglia, reticolo

a rectangular figure that has unequal adjacent sides with arched angles

oblungo, round-edged rectangle

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

losanga

a polygon with twenty sides and twenty angles

icosagono