All shapes can be classified into tow types, name and define them.
Geometric and free form shapes.
Geometric shapes are precise shapes that can be described using mathematical formulas.
Free form shapes irregular and uneven.<span />
Paper, books or canvases of sorts are labeled in size with A1, A2, A3 etc (the bigger the number the smaller the object) a4 paper is the standard size
6 i think hope this helps haha
oh god that toy brings back memories