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Square Root Calculator

Here is the answer to questions like: Square root of 137.2 | √137.2 or what is the square root of 137.2?

Use the square root calculator below to find the square root of any imaginary or real number. See also in this web page a Square Root Table from 1 to 100 as well as the Babylonian Method or Hero's Method.

The Babylonian Method also known as Hero's Method

See below how to calculate the square root of 137.2 step-by-step using the Babylonian Method also known as Hero's Method.

What is square root?

Definition of square root

A square root of a number 'a' is a number x such that x2 = a, in other words, a number x whose square is a. For example, 11 is the square root of 121 because 112 = 11•11 = 121, -11 is square root of 121 because (-11)2 = (-11)•(-11) = 121.

Square Root Table 1-100

Square roots from 1 to 100 rounded to the nearest thousandth.

References:

• [1]Babylonian method (Wikipedia)
• [2]Manually calculate the square root of a number with Javascript

Sample Square Roots

• Square root of 7.6176
• Square root of 8.6436
• Square root of -7.5625

• Square root of -8.9401
• Square root of 10.24
• Square root of 10.3684

• Square root of 7.5076
• Square root of -7.1289
• Square root of 8.7616

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