The another name of 3D version of diamond kite is equilateral quadrilateral, since equilateral means that all of its sides are equal in length. The rhombus is often called a diamond,
Its an eqaulateral tringle
A cut diamond is a 3D object as it has length, width and depth (even if it is roundish like a pebble)
an octahedron: basically two square based pyramids with their bases stuck together.
What is the 3d name for octagon
There is really not a 3d Pokemon ds game, however, there are 2D games that sort of look 3D. Pokemon Diamond, Pearl, Platinum, mystery dungeon, and Pokemon ranger are some examples
with a 3d printer
Yes but the correct term is octohedron
A 3d trapezium (not trapesium) does not have a specific name.