In geometry, an icosahedron is a polyhedron with 20 faces. The name comes from the ancient Greek εἴκοσι « twenty » and the ancient Greek ἕδρα « seat ». The complex number can be « icosahedron » or « icosahedron ». The icosahedron has an infinite number of dissimilar shapes, some of which are more symmetrical than others.

How many faces does an icosahedron have?

this 20 faces Icosahedrons are equilateral triangles; they meet in 30 sides and 12 vertices.

What is a shape with 20 faces called?

In geometry, an icosahedron (/ˌaɪkɒsəˈhiːdrən, -kə-, -koʊ-/ or /aɪˌkɒsəˈhiːdrən/) is a polyhedron with 20 faces. …the most famous is the (convex, non-stellate) icosahedron – one of the Platonic solids – whose faces are 20 equilateral triangles.

What does an icosahedron look like?

An icosahedron is a polyhedron with 20 faces or planes (a 3D shape with planes).It has 12 vertices (corners) and 30 edges, and the 20 faces of the icosahedron are Equilateral triangle.

How many faces does a large rhombic dodecahedron have?

The large rhombic dodecahedron has 62 faces It consists of 20 regular hexagons, 30 squares and 12 regular decagons. It also has 120 vertices and 180 edges.

5 Platonic Solids – Numberphile

41 related questions found

What is the longest named shape?

• In geometry, a rhombic dodecahedron is an Archimedes solid, one of thirteen convex equiangular non-prisms composed of two or more regular polygon faces.
• It has 20 equilateral triangle faces, 30 square faces, 12 regular pentagon faces, 60 vertices, and 120 sides.

What does the icosahedron symbolize?

Icosahedron.The icosahedron is the fifth and last Platonic solid with 20 triangular sides and symbols water elementMeaning: Requires trust in the wisdom of the universe and a willingness to allow others to help in such situations rather than pursuing an active role.

Who invented the icosahedron?

Archimedes Thirteen « Archimedes solids » are thought to have been conceived, in which the truncated icosahedron was found.

What is the shape of 1000000000000000 sides?

10000000000000000 edge shapes are often used in geometry, an octadecagon (or octakaidecagon) 11-gon.

What is the 70-sided shape called?

Heptagon Sometimes called septagon, using « sept- » (omitting septua-, derived from the Latin numerical prefix, not hepta-, derived from the Greek numerical prefix; both are homologous) with the Greek suffix « – agon « It means angle.

What is the shape of 50 sides called?

In geometry, pentagon or pentagon or 50 sided is a 5-sided polygon. The sum of the interior angles of any pentagon is 8640 degrees. A regular pentagon is represented by the Schläfli notation {50}, and can be constructed as a quasi-regular truncated icosagon t{25}, which alternates the two types of sides.

What are the 20-sided dice called?

icosahedron – 20-sided polyhedron – very common. In most cases, each side of the dice is engraved with a number in Greek and/or Latin, up to the number of sides on a polyhedron.

Is icosahedron a word?

noun, plural i·co·sa·he·drons, i·co·sa·he·dra [ahy-koh-suh-hee-druh, ahy-kos-uh-]. A solid figure with 20 faces.

What is an icosahedral virus?

When cells die, disintegrate, and lyse, viruses with an icosahedral structure are released into the environment, releasing virions.An example of a virus with an icosahedral structure is Poliovirus, Rhinovirus, and Adenovirus.

What is an icosahedron shape?

An icosahedron is Geometry with 20 edges (or faces), each consisting of an equilateral triangle. The icosahedron has so-called 2-3-5 symmetry, which is used to describe the possible ways that the icosahedron can be rotated about an axis.

What religion is the flower of life?

Christianity. There are multiple connections between the Flower of Life and Christianity. The Seed of Life is especially important in Christianity because it symbolizes the seven days of creation in seven overlapping circles.

Is water an icosahedron?

this The icosahedron represents the water element, symbolizing dreams, intuitions and emotions. Compared to the sharpness of the tetrahedron, which is related to the sharpness of spicy foods, the icosahedron’s more blunt angles make it the closest in shape to a sphere.

What does the flower of life represent?

The Flower of Life symbol is one of the most fascinating, famous and recognized geometric symbols in the magical world of sacred geometry.This special symbol stands for cycle of life. It is believed that within this symbol lies the most meaningful and sacred pattern in our entire universe.

What is the 9999 polygon called?

What is a 9999-sided polygon? Non-N-N-N-Nonane Non-Angle.

What is a 100000 polygon?

a hunter is a 100,000-sided polygon. The word comes from the word Hunth, which means 100,000. A regular hunthagon is a very close approximation of a circle.

What is an infinite polygon?

In geometry, apeirogon (from the Greek words « ἄπειρος » apeiros: « infinity, infinity » and « γωνία » gonia: « angle ») or infinite polygon is a generalized polygon with countably infinite sides.