Answer:
The tonic gives a state of stability and rest. Tonic chords do not demand progression to other chords.
Explanation:
This is an example of a vault, specifically a barrel vault. This type of construction is very stable because of its weight bearing capacity. Therefore the structure is likely to be long-lasting .
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In basic terms, shape describes a flat, enclosed area of space. Shapes can be constructed with colors and lines, but all shapes are limited to two dimensions – width and length. Curves and other irregular, flowy shapes are known as organic shapes, while angular shapes like squares and triangles are geometric shapes.