Vocabulario Avanzado para el TOEFL - Formas

(geometry) a lack of symmetry or equivalence in shape or size between the two sides or parts of something

asimetría

not having identical parts facing each other or around an axis

asimétrico

having identical parts facing each other or around an axis

simétrico

connected with the branch of mathematics that deals with the relationships between lines, angles and surfaces

geométrico

either half of a sphere

semiesfera

(of a straight line) joining opposite corners of a flat shape at an angle

diagonal

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

medialuna

a curved shape, or something shaped this way

arco

(geometry) an arbitrary straight line that passes through the center of a symmetrical object or around which an object spins

eje

the total length of the external boundary of something

perímetro

any half of a circle

semicírculo

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

cilindro

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

prisma

shaped like a triangle, with three sides and three angles

triangular

having a shape that winds around a central point or axis

en espiral, de espiral

describing circles, arcs, or rings that have the same center

concéntrico

a rectangular figure that has unequal adjacent sides with arched angles

rectángulo, round-edged rectangle

a shape that is wide in the middle and narrow at both ends

óvalo

a geometric shape with five angles and five straight sides

pentágono

(geometry) a shape that consists of a line alternating its direction to left and right

zigzag

having a surface that is curved inward

cóncavo

having a surface that is curved outward

convexo

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

hélice

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

hexágono

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

polígono

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

octágono, octógono

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

rombo

(geometry) a parallelogram with four straight sides and no right angles

romboide

resembling a cone in shape

cónico

resembling a cube in shape

cúbico

something that resembles a spiral or coil

curva

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

rombo