How to Find the Area of a Square

Finding the Area of a Square

The area of a square is found using the formula:

In this formula, a is the length of each side of the square. The image below shows we mean by the length of the side:

Interactive Widget

Use this interactive widget to create a square and then calculate its area. Start by clicking in the shaded area.




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How to Find the Area of a Square

Finding the area of a square is easy.

Question

What is the area of a square with sides of length 6 cm, as shown below?

Step-by-Step:

1

Start with the formula:

Area = a2

Don't forget: a2 = a × a (a squared).

2

Substitute the side length into the formula. In our example, a = 6.

Area = 62 = 6 × 6 = 36 cm2

Answer:

The area of the square with sides of length 6 cm is 36 cm2.

Slider

The slider below shows another real example of how to find the area of a square.

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See Also

What is a square?