Online calculator. Perimeter of a square
This free online calculator will help you to find the perimeter of a square.
Using this online calculator, you will receive a detailed step-by-step solution to your problem, which will help you understand the algorithm how to find square perimeter.
Calculation of square perimeter
Select defined data
Input length of square side:
Entering data into the perimeter of a square calculator
You can input only integer numbers or fractions in this online calculator. More in-depth information read at these rules.
N.B. In online calculator you can use the value in the same units of measurement!
If you have any difficulties with units conversion, you can use the length converter.
Theory. Perimeter of a square
Square is a regular quadrilateral. This means that it has four equal sides and four equal angles.
The formulas for calculating the perimeter of a square:
where P - perimeter of a square,
a - the lenth of a square side,
d - the length of a square diagonal.
You can input only integer numbers, decimals or fractions in this online calculator (-2.4, 5/7, ...). More in-depth information read at these rules.
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