Colori e Forme - Forme bidimensionali

a completely round, plain shape

cerchio

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

triangolo

(geometry) a flat shape with four right angles, especially one with opposing sides that are equal and parallel to each other

rettangolo

a four-sided shape with two pairs of equal-length adjacent sides

rombo

a shape with four equal straight sides and four right angles, each measuring 90°

quadrato

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

trapezio

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

parallelogramma

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

rombo

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

poligono

a flat geometric shape consisting of three straight sides and one right angle

triangolo rettangolo

a triangle that does not have a right angle

triangolo obliquo

a type of triangle that has all three sides of different lengths

triangolo scaleno

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

triangolo isoscele

a type of triangle with all three sides of equal length

triangolo equilatero

a type of triangle in which all three angles are less than 90 degrees

triangolo acutangolo

a type of triangle that has one angle greater than 90 degrees

triangolo ottusangolo

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

romboide

any half of a circle

semicerchio

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

losanga

a rectangular figure that has unequal adjacent sides with arched angles

oblungo

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

ovale