American Design Drafting Association (ADDA) Certification Practice Exam

Question: 1 / 555

What does the term "area" signify in geometry?

The measure of a 3D object

The size of a surface

In geometry, the term "area" specifically refers to the size of a surface. It is a mathematical concept that quantifies how much two-dimensional space a flat shape covers. This measure is expressed in square units (such as square meters or square inches) and is calculated by different formulas depending on the shape considered, such as length multiplied by width for rectangles or using the πr² formula for circles.

Understanding area is fundamental in various applications, including architecture, land assessment, and even in fields like engineering and graphic design, where the planning of surfaces is crucial. Thus, recognizing area strictly as a measurement of a two-dimensional space sets it apart from other geometric concepts that handle different dimensions or properties, like volume or perimeter.

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The perimeter of a figure

The volume of space occupied

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