1. Square Root Calculator - Mathway

    https://www.mathway.com/Calculator/square-root-calculator

    The square root calculator finds the square root of the given radical expression. If a given number is a perfect square, you will get a final answer in exact form.

  2. Square Root of 2 | How to Find the Square Root of 2? - BYJU'S

    https://byjus.com/maths/square-root-of-2/

    Learn how to find the square root of 2, an irrational number with infinite decimals, using the long division method or an online tool. See the value of √2 up to 50 decimal places and its applications in mathematics.

  3. How to Find the Square Root of 2? - Cuemath

    https://www.cuemath.com/algebra/square-root-of-2/

    Learn what is the square root of 2, how to find it by long division or estimation, and why it is an irrational number. Explore the properties, applications and examples of square root of 2 in algebra and geometry.

  4. Euclid's Proof that the Square Root of 2 is Irrational - Math is Fun

    https://www.mathsisfun.com/numbers/euclid-square-root-2-irrational.html

    Learn how Euclid used a proof by contradiction to show that the square root of 2 is not a rational number. See the steps, facts and examples of his argument and the concept of infinite descent.

  5. Square Root Calculator - Symbolab

    https://www.symbolab.com/solver/square-root-calculator

    Free Square Root calculator - Find square roots of any number step-by-step.

  6. Root Calculator

    https://www.calculator.net/root-calculator.html

    Enter a number and get its root value, such as square root, cube root, or general root. Learn how to estimate roots by hand using simple methods and examples.

  7. Square root of 2 - Simple English Wikipedia, the free encyclopedia

    https://simple.wikipedia.org/wiki/Square_root_of_2

    Learn what the square root of 2 is, how to prove it is irrational, and why it is called Pythagoras's constant. Find out the geometric and algebraic definitions, methods of computing, and related pages.