# Square root of 861

### Square Root Calculator

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#### Square root result:

Sqrt(861). Find the square root of 861 or any other real number, positive or negative. Here are the answers to questions like: Square root of 861 or what is the square root of 861?

## 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, 29 is the square root of 841 because 292 = 29•29 = 841, -29 is square root of 841 because (-29)2 = (-29)•(-29) = 841. 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 861

NumberSqrt
The square root of 857 is 29.275
The square root of 858 is 29.292
The square root of 859 is 29.309
The square root of 860 is 29.326
The square root of 862 is 29.360
The square root of 863 is 29.377
The square root of 864 is 29.394
The square root of 865 is 29.411
The square root of 866 is 29.428