A tetrahedral die (not dice!) is a triangle-based pyramid, whose four faces are equilateral triangles.
Some roleplaying game die and puzzles such as the Rubik's Cube are shaped like tetrahedrons.
Sugar lumps, dice...
SIX sides
A rubick's cube, an icecube, dice, baby block, some boxes, 2x2 Lego pieces
Well, a tetrahedron has four sides. A regular tetrahedron is a triangular pyramid.
A tetragonal is square shaped whereas a tetrahedron is a triangular based pyramid.
Some roleplaying game die and puzzles such as the Rubik's Cube are shaped like tetrahedrons.
a cube shaped dice
Sugar lumps, dice...
SIX sides
A rubick's cube, an icecube, dice, baby block, some boxes, 2x2 Lego pieces
I am not a tetrahedron!
glass prism, a 4-sided dice (i have 2)
A tetrahedron has 4 faces.
A tetrahedron must be plane faced and so, it is just an ordinary tetrahedron.
Well, a tetrahedron has four sides. A regular tetrahedron is a triangular pyramid.
a quadrilateral