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Issue 25 "Magic edges"

In this issue, we provide the details for to assemble three cubes with seven sections applied to them.

Each of the 3 cubes can be useful as a visual aid for solving mathematical problems.

Green has three cross-sections - in the form of triangles and a regular hexagon

7 tasks

The white cube has two cross-sections - in the shape of a rectangle and a square

7 tasks

The red cube has two cross-sections - in the shape of a pentagon and a rhombus

9 task

It is not often possible to encounter polyhedra outside of math textbooks. Even though such...

In geometry the section which deals with three-dimensional figures is called stereometry. The word...

This group of five geometric solids was given the name of the ancient Greek scientist Plato....

Young British designer, Richard Sweeney, creates amazing paper sculptures. It is interesting that...

In the second half of the 19th century, a new way of teaching was born in the US schools - the...

With the same pattern repeating on each face of the polyhedron, it is possible to create an...