noun
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geometrythe amount of space inside a two-dimensional shape.
Area is a mathematical term that describes the amount of space inside a two-dimensional shape. You can think of it as how much space you would cover if you were to paint a shape, or how many square units can fit inside that shape.
Volume is a measure of the amount of space that an object or substance occupies. In mathematics, especially in solid geometry, it is used to determine the capacity or space within a 3-dimensional object.