## What are the 5 Platonic shapes?

Platonic solid, any of the five geometric solids whose faces are all identical, regular polygons meeting at the same three-dimensional angles. Also known as the five regular polyhedra, they consist of the tetrahedron (or pyramid), cube, octahedron, dodecahedron, and icosahedron.

## What are the key features of the 5 Platonic solids?

The five Platonic Solids were thought to represent the five basic elements: earth, air, fire, water, and the universe. The cube is associated with the earth, and reconnecting energy to nature. The octahedron is associated with air, and cultivating acceptance and compassion.

**How do we know there are only 5 Platonic solids?**

STEP 4: Three regular hexagons just make a flat sheet. And shapes with more sides, like heptagons or octagons, can’t fit together to make the minimum three faces to make a corner. Therefore we can only make five Platonic solids. These solids were named after the ancient Greek mathematician Plato.

**Is there a 6th platonic solid?**

Meet the Hyper-Diamond! It’s the sixth Platonic Solid and it only works in the fourth dimension.

### Why are Platonic solids named after Plato?

Geometers have studied the Platonic solids for thousands of years. They are named for the ancient Greek philosopher Plato who hypothesized in one of his dialogues, the Timaeus, that the classical elements were made of these regular solids.

### Why is the d10 not a Platonic solid?

The d10 and the d% are not Platonic Solids. While the most common diamond d10 shape (pentagonal trapezohedron) does have faces the same size and shape, it does not have same number of faces meeting at each corner.

**What are the 5 solids of the universe according to Plato?**

Because the five solids each present the same face no matter how they are rotated, Plato used them in his dialogue Timaeus around 350 BCE. He assigned four shapes to elements (fire, earth, water, air) and the dodecahedron to the heavens. He had organized the known universe; the solids were then always known as Platonic solids in his honor.

**How many shapes did Plato assign to the elements?**

Because the five solids each present the same face no matter how they are rotated, Plato used them in his dialogue Timaeus around 350 BCE. He assigned four shapes to elements (fire, earth, water, air) and the dodecahedron to the heavens.

#### What is the fifth solid in the Platonic theory?

Of the fifth Platonic solid, the dodecahedron, Plato obscurely remarks, “…the god used [it] for arranging the constellations on the whole heaven”. Aristotle added a fifth element, aithēr (aether in Latin, “ether” in English) and postulated that the heavens were made of this element, but he had no interest in matching it with Plato’s fifth solid.

#### How many shapes are in a Platonic solid?

Some sets in geometry are infinite, like the set of all points in a line. Platonic solids, however, are a finite set of only five, three-dimensional shapes. No matter which way you look at a Platonic solid, the same-shape face stares back.