When shapes get three-dimensional, things get weird. Dive in to learn about the cube, tetrahedron, octahedron, and more.

A cube has *_*_ more vertices than a square pyramid.

Is it possible to make a solid comprised of only 4 equilateral, congruent triangles?

What three-dimensional figure can be made by folding along the lines in this net?

×

Problem Loading...

Note Loading...

Set Loading...