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Area of a Rectangle

The size of something can be measured in a lot of different ways. For example, the size that fits you best is typically how tall you are. Or, the size of a swimming pool might be how deep it is.

The size of the room you ’ re in is probably best measured in terms of its area. This selection focuses on what the area of a rectangular object (like a room) means, and how it ’ s measured. For instance, why is the area of something always measured in "square" units, like "square feet," "square miles," or "square meters?"

Enter the width and height of some area below to learn more.

Width:

Height:

What units would you like to measure these numbers in?

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