2d
an octahedron: basically two square based pyramids with their bases stuck together.
Yes but the correct term is octohedron
A 3d parallelogram is called a "Parallelepiped"
Trapezoid is 3D. The shadow of this shape is called Trapezium.
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,
2d
A cut diamond is a 3D object as it has length, width and depth (even if it is roundish like a pebble)
diamondActually, i think that it is an octahedron, which looks like 2 pyramids stuck together by their bases.
an octahedron: basically two square based pyramids with their bases stuck together.
A parallellopiped
a kite
what is a 3D rhombus called
with a 3d printer
Yes but the correct term is octohedron
A 3d parallelogram is called a "Parallelepiped"
it is a 3D shape with 8 faces 8 edges and 6 vertices if you want a picture of it type in pcures of 3D diamonds.