색깔과 모양 - 2차원 모양

a completely round, plain shape

원

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

삼각형

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

직사각형

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

마름모

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

정사각형

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

사다리꼴

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

평행사변형

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

마름모

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

다각형

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

직각삼각형

a triangle that does not have a right angle

비스듬한 삼각형

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

부등변 삼각형

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

이등변 삼각형

a type of triangle with all three sides of equal length

정삼각형

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

예각 삼각형

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

둔각 삼각형

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

마름모

any half of a circle

반원

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

마름모

a rectangular figure that has unequal adjacent sides with arched angles

오블롱,긴 사각형

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

타원