Square Formulas

1. Area of Square Formula

$\mathrm{Area}=s^2$

The area is the square of one side (s).

2. Perimeter of Square Formula

$\mathrm{Perimeter}=4s$

The perimeter is four times the side length (s).

3. Diagonal of Square Formula

$\mathrm{Diagonal}=s\surd 2$

The diagonal is the side length (s) multiplied by the square root of 2.

4. Side of Square (from Area) Formula

$s=\sqrt{\mathrm{Area}}$

The side is the square root of the area.

5. Side of Square (from Perimeter) Formula

$s=\frac{\mathrm{Perimeter}}{4}$

The side is the perimeter divided by 4.

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