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Brief explanation of the formula that allows us to find the sum of the internal angles of any regular polygon (pentagon, hexagon, heptagon, octagon, nonagon, decagon, undecagon, dodecagon,...) and how to find it when we do not remember the formula, within the polygons course. Complete Polygons Course: • Polygons (FULL Course) _________________________________________________________________ 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 0:17 Concepts that you should know 1:50 How to know the internal angles of a triangle 2:25 How to know the internal angles of a square 4:15 How to know the internal angles of a quadrilateral 4:50 How to know the internal angles of a polygon 5:10 How to find the interior angles of a hexagon 5:40 Practice exercise