parallelogram
متوازی الاضلاع
A parallelogram is a four-sided figure whose opposite sides are parallel.
pentagon
پنج ضلعی
A pentagon is a five-sided figure.
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point
نقطه
A point is a very small dot.
polka dots
نقاط به صورت خال خالی
Polka dots are patterns of dots.
polygon
کثیرالاضلاع
A polygon is a many-sided figure with straight edges.
polyhedron
جسم چند وجهی
Polyhedra are solids made from polygons.
pyramid
هرم
The pyramids in Egypt are huge buildings that have a square base and triangular sides.
quadrilateral
چهار ضلعی
A quadrilateral is a four-sided figure. The square, rectangle, rhombus, trapezoid, kite, and parallelogram are quadrilaterals.
rectangle
مربع مستطیل
A rectangle is a four-sided figure whose sides are at right angles to each other.
rhombus
متوازی الاضلاع
A rhombus is a parallelogram with equal-length sides.
right triangle
مثلث قائم الزاویه
A right triangle has one angle that is a right angle (extending 90 degrees).
round
گرد
Round things are curved. A circle is round.
scalene triangle
مثلث مختلف الاضلاع
The sides of a scalene triangle are all different lengths.
semicircle
نیم دایره
A semicircle is half a circle.
shapes
اشکال
Everything has a shape.
sphere
کروی شکل
A sphere is a ball-shaped object.
spiral
مارپیچ
A spiral is a curve that winds in on itself. Snail shells have a spiral pattern.
square
مربع
A square has four, equally long sides which are at right angles to each other.
star
ستاره
A star is a shape that has many points.
tetrahedron
هرم چهار وجهی
A tetrahedron is a pyramid formed by four triangles.
torus
حلقه با سطح مقطع دایره
A torus is a doughnut-shaped object.
trapezoid
ذوذنقه
A trapezoid is a four-sided figure with two parallel sides.
triangle
مثلث
A triangle has three sides.
zigzag
خط چند جا شکسته، زیگزاگ
A zigzag is a line that sharply turns back and forth.
http://www.enchantedlearning.com/dictionarysubjects/shapes.shtml