Couleurs et formes - Formes bidimensionnelles

a completely round, plain shape

cercle

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

triangle

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

rectangle

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

losange

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

carré

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

trapèze

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

parallélogramme

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

losange

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

polygone

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

triangle rectangle

a triangle that does not have a right angle

triangle oblique

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

triangle scalène

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

triangle isocèle

a type of triangle with all three sides of equal length

triangle équilatéral

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

triangle acutangle

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

triangle obtus

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

rhomboïde

any half of a circle

demi-cercle

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

losange

a rectangular figure that has unequal adjacent sides with arched angles

oblong,rectangle allongé

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

un ovale