اسم‌های پایه - اشکال

a completely round, plain shape

دایره

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

مربع

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

مثلث

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

مستطیل

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

بیضی

a shape with four equal, sloping straight sides, forming a point at the top and another at the bottom

لوزی

a shape with five or more points, representing a star in the sky

ستاره

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

کره (هندسه)

a figure, either hollow or solid, with six equal square sides

مکعب

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

استوانه

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

مخروط

a solid object with a square base and four triangular sides joined to a point on the top

هرم

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

مکعب مستطیل

either half of a sphere

نیمکره

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

منشور

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

متوازی‌الاضلاع

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

ذوزنقه

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

هلال

a mark or an object formed by two short lines or pieces crossing each other

علامت ضربدر

(geometry) a curved shape or design that gradually winds around a center or axis

مارپیچ

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

شبه‌لوزی

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

مثلث قائم‌الزاویه

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

لوزی

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

کره‌گون

any half of a circle

نیم‌دایره

a geometric shape with five angles and five straight sides

پنج‌ضلعی, پنج‌گوش

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

شش‌ضلعی

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

هفت‌ضلعی

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

هشت‌ضلعی, هشت‌گوش

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

نه‌ضلعی

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

ده‌ضلعی

a five-pointed star

ستاره پنج‌پر, پنتاگرام

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

ستاره شش‌پر

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

زیگزاگ

(geometry) a flat figure consisting of eleven straight sides and eleven angles

یازده‌ضلعی

(geometry) a flat figure that consists of twelve sides and twelve angles

دوازده‌ضلعی

a polygon with thirteen sides and thirteen angles

سیزده‌ضلعی

a rectangular figure that has unequal adjacent sides with arched angles

مستطیل دورگرد, round-edged rectangle

a solid shape resembling a donut or ring, made by spinning a circle around a line that does not cut through the circle

چنبره

a line or shape that is not straight and bends gradually

منحنی

a pair of geometric figures, such as lines or planes, that do not meet or intersect, no matter how far they are extended

خط موازی

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

بیضی