They're both shapes... and three dimensional shapes.
Because it just is!
No
No dont think so!
The correct spelling is "pyramid"
5 five
5 faces
Yes. The Rubik's Cube is made of ABS plastic, a common thermoplastic.
they are both square
Dice. sugar cubes boxes Rubik's Cube ice cube building block
A triangular pyramid is a pyramid having a triangular base.
triangular pyramaid
Yes a pyramid is a 3 dimensional solid object