Geometric and Organic

Wooden Cross (geometric shape)
This cross is man made and has a
three dimensional form. 

Red Barn (geometric shape)
The barn is man made and has
is hollow in the inside . Has a
three dimensional shape.

White Shed (geometric shape)
This shed has a three dimensional
form that is hollow in the inside.

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Tree (organic shape)
This tree is curved and flowing.
It is not man made but is nature.

Tree (geometric shape) 
It is naturally made. The tree is 
natural and not man made.

Bush (organic shape)
The bush is natural and has no defined
shape. It is not geometrical.