its a ball.
The structure tag is a type. The structure variable is an instance of that type.
Circular structure.
matrix structure
acrystal structure
Dormitory is a type of structure. It begins with the letter d.
this is a mass structure
A folded plate structure is a type of building structure. In this type of structure, there are thin walls and flat plates or components connected to create a dihedral angled shell.
i feel like a uchia
A structure is a type so you just need to pass the structure as you would any other data type: by reference or by value.
It is a frame structure because the chair has a skeleton therefor it is a frame structure
Matrix structure
quaternary structure