Squares
Only an equilateral triangle, square and a regular hexagon can be used to make regular tessellations but there are innumerable polygonal and non-polygonal shapes which will tessellate by themselves, and others which will tessellate along with other shapes.
Make 5 shapes using Tangrams.
To make a rectangualr pyramid,you need a rectangle for the base, and four triangles on the sides.
Tangrams
Squares
To perform different functions plant cells assume different shapes
In a kaleidoscope, light is used to make make the colors and shapes inside visible.
a plant with fibrous inner stems used to make paper
The Mallow Plant
Near enough infinitely many. There are million of shapes for snowflakes, alone.
A chemical plant is used to make a large amount of chemicals. It is used to make chemicals so that we can use them in what ever we need to have them made into.
The Cell Wall
It can be used to make rope and twine.
Only an equilateral triangle, square and a regular hexagon can be used to make regular tessellations but there are innumerable polygonal and non-polygonal shapes which will tessellate by themselves, and others which will tessellate along with other shapes.
Wheat
Make 5 shapes using Tangrams.