TEXTURE

Texture Is the visual and tactile quality of the services due to the material
Tactile texture Are those that can be percived through the sense of touch
Natural texture Can be found in the nature
Rubbing texture It consits in frictionary

THE COLOR

Color It is a basic element of visual language It is a light impression that arrivesto the eyes which send the inform optical to the brain
Pigment Is the sustance that made the materials for point. 
Hue Also called tone or tint it is the name of the color defined by its waveland
Saturation Degree of ponity of color . If a color is very saturated it means that is very popular
Value Sometimes called brightness or luminosity

ANGLE

Equiangular All the corners angles and vertex are equal.
Equilateral All the edges or sides are of the same lenght
Regular All their vertex angless and sides are equal
Irregular Show different angles and lenght for their sides