# FAQ: How To Get Square Root Manually?

## How do you find the square root of 2 by hand?

The numerical value of square root 2 up to 50 decimal places is as follows: √ 2 = 1.41421356237309504880168872420969807856967187537694… At present, the root 2 value is computed to 10 trillion digits. For general use, its value is truncated and is used as 1.414 to make calculations easy.

## What is the shortcut key for square root?

The Alt code for the symbol for the Square root is Alt +251 or 221A, then Alt+X. Follow these three simple steps to attach the symbol using the Alt code: – Position the pointer in the place where you want the square root symbol inserted. – Press and hold down the Alt key and type 251 from the numeric keypad.

## How do you find the square root of 144?

In Mathematics, the square root of 144 is a value which when multiplied by itself gives the result 144. For example, 12 ×12= 144. Hence, we can see the square root value of 144 is 12. It is written in the radical form as √ 144 = 12.

## What is the square of 2?

List of Perfect Squares

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NUMBER SQUARE SQUARE ROOT
2 4 1.414
3 9 1.732
4 16 2.000
5 25 2.236

## What is the formula of square root?

The two square numbers in between which;3′ lies are 1 and 4. So, the square root of 3 lies between 1 and 2. Find the average of these two numbers to get the square root of 3. Square root of 3 = (1.5 + 2)/2 = 1.75 which is approximately equal to square root of 3. Square Root Formulas with Examples.

2 576
2 18
3 9
3 3
1

## How can I get root 3 value?

It is not a natural number but a fraction. The square root of 3 is denoted by √ 3. The square root basically, gives a value which, when multiplied by itself gives the original number. Hence, it is the root of the original number. Table of Square Root.

Number Square Root (√)
2 1.414
3 1.732
4 2.000
5 2.236

## What’s the symbol for square root?

The symbol ” √ ” for the square root was first used in print in 1525, in Christoph Rudolff’s Coss.

## How do you type Alt codes?

To insert an Alt Key character, hold down the ” Alt ” key while typing (using the numbers keypad to the right of the keyboard) the four numbers in the ” Alt Code ” column of the chart then release the ” Alt ” key.

## How do you square root on a laptop?

Hold down the “Alt” key and, at the same time, type in the number “251” on the number keypad. This will produce the square root symbol shown as “√.”