Academic IELTS (Banda 6-7) - Geometrie

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

formă de cilindru

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

formă de sferă

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

hexagon

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

con

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

tangentă

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

rază

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

triunghi isoscel

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

octogon

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

vârtej

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

culme

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

elipsă

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

poligon

a geometric shape with five angles and five straight sides

pentagon

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

spirală

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

decagon

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

nonagon

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

heptagon

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

elipsoid

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

cuboid

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

sferoid

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

prizmă

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

poliedru

a three-sided polygon

trigon

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

hexagramă

an angle that measures either less or more that 90 degrees

unghi diferit

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

unghi reflex

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

diametru

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

circumferinţă

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

rază