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Explanation of a way to find the approximate value of any square root without using a calculator, within the Pythagorean Theorem and Mental Calculations courses. Complete Mental Calculations course: • Mental Calculations _________________________________________________________________ If you want to help me so that the channel continues to grow you can: Subscribe: https://www.youtube.com/matematicaspr... Contribute to the channel with a donation: paypal.me/profeAlex Become a member of the channel: https://www.youtube.com/matematicaspr... _________________________________________________________________ Visit my website: www.MatematicasProfeAlex.com Follow me on my social networks: Facebook: / matematicasprofealex Instagram: / matematicasprofealex Contact Only business, press: [email protected] 0:00 Greeting 0:15 Introduction 0:05 Solution of the examples 2:25 Finding square root 4:17 Finding square root 6:55 Practice exercise