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Square Root Calculator

Calculate the square root of any positive number instantly.

Result
12
144 = 12

What is a Square Root?

The square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 144 is 12 because 12 × 12 = 144. Square roots are commonly used in mathematics, engineering, statistics, geometry, and financial calculations.

How This Calculator Works

This calculator uses the mathematical function √x (equivalent to x^(1/2)) to compute results instantly. Simply enter any positive number and choose your preferred decimal precision. The result updates automatically without needing to click a button.