Answer:
the color yellow is a primary color
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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.
Mmonly found on classical Greek funerary monuments were: images of domestic scenes, mostly depicting women. I hope this information and the pictures at the referenced site are helpful in answering your question
