Square Root Calculator

What is a Square Root Calculator?

A square root calculator finds the square root of any positive number. The square root of a number is the value that, when multiplied by itself, gives the original number.

How to Use This Calculator

Enter any positive number and the calculator instantly shows its square root and other related values.

Square Root Properties

• √1 = 1
• √4 = 2
• √9 = 3
• √16 = 4

Uses

• Geometry calculations
• Statistics (standard deviation)
• Engineering
• Finance (NPV)

FAQ

Can you find square root of negative numbers?
Not in real numbers. Use imaginary numbers (i) for negative roots.