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The rotation of the polyhedron "The ninth stellated form icosahedron" from the details of the set "Magic Edges 28"

The release of the set to the end of November 2018.

On September 1, in the Victory Park on Poklonnaya Hill, we will take part in the 16th Moscow Press Festival.

Read more ...On September 30, 2018, the best educational projects of Moscow will gather at one site, and through workshops, lectures and interactive tasks, they will help you to understand and love mathematics.

Read more ...One can specify the following mathematical characteristics in each of the five Platonic solids:

1. The radius of the sphere circumscribing the polyhedron;

2. The radius of the sphere inscribed in the polyhedron;

3. The surface area of the polyhedron;

4. The volume of the polyhedron.

A **polyhedron** is a solid bounded by flat polygons, which are called **faces.**