# Square root of 6.86

### Square Root Calculator

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#### Square root result:

Sqrt(6.86). Find the square root of 6.86 or any other real number, positive or negative. Here are the answers to questions like: Square root of 6.86 or what is the square root of 6.86?

## What is square root? Definition of square root

A square root of a number 'x' is a number y such that y2 = x, in other words, a number y whose square is y. For example, 2 is the square root of 4 because 22 = 2•2 = 4, -2 is square root of 4 because (-2)2 = (-2)•(-2) = 4. When writing math, people often use sqrt(x) to mean the square root of x. Read more about square root here: Square Root - Wikipedia and here: Square Root - Wolfram

## Square Symbol?

Here is the square root symbol. It is is denoted by √, known as the radical sign or radix. ### Square root of values around 6.86

NumberSqrt
The square root of 6.46 is 2.542
The square root of 6.56 is 2.561
The square root of 6.66 is 2.581
The square root of 6.76 is 2.600
The square root of 6.86 is 2.619
The square root of 6.96 is 2.638
The square root of 7.06 is 2.657
The square root of 7.16 is 2.676
The square root of 7.26 is 2.694
The square root of 7.36 is 2.713