Geometric Shapes Names in English with Their Pictures

Geometric shapes are the basic forms we see in everyday objects, drawings, and buildings. They have clear lines, corners, and sizes that help us understand space and structure. Learning the names of geometric shapes in English is useful for students, teachers, and anyone who works with design or math. In this article, you will learn the names of common geometric shapes along with their pictures. This will help you recognize and remember each shape easily and with fun.

Table of Contents

List of Geometric Shapes Names in English

Circle
Triangle
Square
Rectangle
Oval
Diamond
Rhombus
Parallelogram
Trapezoid
Pentagon
Hexagon
Heptagon
Octagon
Nonagon
Decagon
Hendecagon
Dodecagon
Kite
Crescent
Star

Geometric Shapes Names in English and their Pictures

Circle
A round shape with no corners or sides; all points are the same distance from the center.
Triangle
A shape with three straight sides and three angles.
Square
A shape with four equal sides and four right angles.
Rectangle
A shape with four sides, where opposite sides are equal, and all angles are right angles.
Oval
A curved shape that looks like a stretched circle or an egg.
Diamond
A shape with four equal sides but no right angles; looks like a tilted square.
Rhombus
A four-sided shape with all sides equal and opposite angles equal.
Parallelogram
A four-sided shape where opposite sides are parallel and equal in length.
Trapezoid
A four-sided shape with only one pair of opposite sides that are parallel.
Pentagon
A flat shape with five straight sides and five angles.
Hexagon
A shape with six equal sides and six angles.
Heptagon
A seven-sided flat shape with seven angles.
Octagon
A shape with eight straight sides and eight corners.
Nonagon
A flat shape that has nine sides and nine angles.
Decagon
A ten-sided shape with ten equal angles.
Hendecagon
A shape with eleven straight sides and eleven angles.
Dodecagon
A flat shape with twelve equal sides and twelve angles.
Kite
A four-sided shape with two pairs of equal-length sides next to each other.
Crescent
A curved shape that looks like a slice of the moon.
Star
A shape with points or arms coming out from the center, often having five or more points.

Geometric Shapes Names in English and their Pictures

Names of Geometric Shapes in English

Arrow
Heart
Semi-circle
Quarter-circle
Right triangle
Cone
Cube
Scalene triangle
Sphere
Cuboid
Cylinder
Pyramid
Triangular Prism
Square Prism
Tetrahedron
Octahedron
Torus
Ellipsoid
Hemisphere
Spiral

Names of Geometric Shapes in English and Pictures

Arrow
A pointed shape often used to show direction; usually has a triangle tip and a straight line.
Heart
A curved shape with two rounded bumps at the top and a point at the bottom; often used to show love.
Semi-circle
Half of a circle; formed by cutting a circle straight across the middle.
Quarter-circle
One-fourth of a circle; looks like a curved corner or a slice of pizza.
Right triangle
A triangle with one 90-degree (right) angle and two other angles.
Cone
A 3D shape with a circular base and a single point at the top, like an ice cream cone.
Cube
A solid shape with six equal square faces, like a dice or a gift box.
Scalene triangle
A triangle where all three sides are different lengths and no angles are equal.
Sphere
A round 3D shape where every point on the surface is the same distance from the center, like a ball.
Cuboid
A 3D box-shaped object with six rectangular faces, like a brick or a book.
Cylinder
A 3D shape with two equal circular ends and one curved side, like a can.
Pyramid
A 3D shape with a flat base and triangle sides that meet at a point at the top.
Triangular Prism
A 3D shape with two identical triangle faces and three rectangle sides.
Square Prism
A 3D solid with square ends and four rectangle sides; also called a cube if all sides are equal.
Tetrahedron
A solid shape with four triangle faces and four corners; like a 3D triangle.
Octahedron
A 3D shape with eight triangle faces; it has a balanced, pointed structure.
Torus
A ring-shaped 3D object, like a doughnut or an inner tube.
Ellipsoid
A stretched or squashed sphere; looks like a rugby ball or an egg.
Hemisphere
Half of a sphere; like the top half of a ball or a bowl.
Spiral
A curved line that winds around a center point, going farther out with each turn, like a snail shell or spring.

Names of Geometric Shapes in English and Pictures

Types of Geometric Shapes

Annulus
Sector
Cross
Dodecahedron
Ring
Icosahedron
Ellipse
Lune
Möbius Strip
Polygon
Obelisk
Obround
Isosceles Triangle
Equilateral Triangle
Plano Concave
Convex
Plano Convex
Concave Meniscus
Concave
Segment

Different Types of Geometric Shape with Pictures

Annulus
A ring-shaped flat figure formed between two circles, one inside the other.
Sector
A part of a circle that looks like a slice of pie or pizza.
Cross
A shape with two lines crossing each other, usually forming right angles.
Dodecahedron
A 3D solid with 12 flat faces, each shaped like a regular pentagon.
Ring
A simple circular shape with an empty center, like a bangle or hoop.
Icosahedron
A 3D shape made of 20 triangle faces; often used in geometry and dice games.
Ellipse
A flat shape that looks like a stretched circle or an oval.
Lune
A crescent-shaped area between two circular arcs.
Möbius Strip
A loop with a twist that has only one side and one edge.
Polygon
Any flat shape with straight sides; can have three or more sides.
Obelisk
A tall, four-sided pillar that becomes narrow at the top; often seen in monuments.
Obround
A shape with straight sides and rounded ends, like a capsule or racetrack.
Isosceles Triangle
A triangle with two equal sides and two equal angles.
Equilateral Triangle
A triangle with all sides and all angles equal.
Plano Concave
A lens or surface that is flat on one side and curves inward on the other.
Convex
A shape that curves outward, like the outside of a ball.
Plano Convex
A lens or surface that is flat on one side and curves outward on the other.
Concave Meniscus
A curved surface that dips inward, often seen in liquid levels.
Concave
A shape that curves inward, like the inside of a bowl.
Segment
A part of a circle made by cutting it with a straight line (chord).