It would be free-form or organic shapes.
Geometric Shapes
Shapes that come from nature and do not look man made. Like flowers and flowing lines.
multi sided shapes are called polygons
They are solid shapes as for example a pyramid
They are called heptagons.
geometric
In art, shapes that suggest forms found in nature are called organic shapes. These shapes are often irregular and fluid, resembling the curves and contours of natural elements like plants, animals, and landscapes. They contrast with geometric shapes, which are precise and mathematically defined. Organic shapes evoke a sense of movement and spontaneity, contributing to the overall expression of a work.
Geometric Shapes
Meteors
No.
In nature, trees can have various shapes such as conical, columnar, spreading, and irregular. These shapes are influenced by factors like species, environment, and growth conditions.
Trees in nature can have various shapes, including conical, oval, columnar, spreading, and irregular. These shapes are influenced by factors such as species, environment, and growth conditions.
starfish
These shapes of the moon are called Phases
Leaf Butterfly Feather
nothing as there are no 2D shapes in nature.
Shapes that come from nature and do not look man made. Like flowers and flowing lines.