Acadêmico IELTS (Banda 6-7) - Geometry

(geometry) a solid or hollow shape with two circular bases at each end and straight parallel sides

cilindro

(geometry) a round object that every point on its surface has the same distance from its center

esfera, bola

(geometry) a closed shape with six straight sides and six angles

hexágono

(geometry) a three dimensional shape with a circular base that rises to a single point

cone

(mathematics) the ratio of the opposite to the adjacent side of a triangle that has one angle of 90°

tangente

a straight line with one endpoint that extends infinitely in the other direction

raio

a type of triangle that has two sides of equal length and two angles of equal measure

triângulo isósceles

(geometry) a polygon consisting of eight straight sides and eight angles

octágono

in geometry, a pattern or shape that exhibits a twisting or spiraling motion, often characterized by continuous, curved lines forming a rotational or helical design

redemoinho, espiral

a point where two or more lines, edges, or rays meet to form an angle, or the point at which the sides of a polygon intersect

vértice, ponto de interseção

(geometry) a closed plane curve that has two focal points

elipse

(geometry) a flat shape consisting of three or more straight sides

polígono

a geometric shape with five angles and five straight sides

pentágono

(geometry) a line curved on a conical or cylindrical surface, like a spiral staircase in shape

hélice, espiral

(geometry) a flat polygon with ten straight sides and ten angles

decágono

(geometry) a flat shape consisting of nine straight sides and nine angles

nonágono

a seven-sided plane shape consisting of seven line segments or edges that meet at seven interior angles

heptágono

a three-dimensional shape similar to a stretched or compressed sphere

elipsoide, forma elipsoidal

a three-dimensional geometric shape with six rectangular faces, resembling a box or a rectangular prism

cubóide, prisma retangular

(geometry) a round 3D shape like a ball that is slightly flattened at the top and bottom points

esferoide, elipsoide

(geometry) a solid figure with flat sides and two parallel ends of the same size and shape

prisma

a solid shape made of flat sides that fit together along their edges

poliedro

a three-sided polygon

triângulo, trigono

(geometry) a flat star-shaped figure with six points that can be formed by making equilateral triangles on each side of a regular hexagon

hexagrama, estrela hexagonal

an angle that measures either less or more that 90 degrees

ângulo oblíquo, ângulo não reto

an angle that measures greater than 180 degrees but less than 360 degrees

ângulo reflexo, ângulo maior que 180 graus

a straight line from one side of a round object, particularly a circle, passing through the center and joining the other side

diâmetro

(geometry) the length of the external boundary of a curved shape, especially a circle

circunferência

the length of a straight line drawn from the center of a circle to any point on its outer boundary

raio