How to Find the Area of Any Polygon using the Shoelace Theorem

How can we find the area of any polygon using the shoelace theorem?
See how it's done in this video.
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[@m0csk0s_lopitikus]

Very useful example.

[@501MATHLETE]

Thanks 🙏🏼

[@user-bl4uv6tj4k]

That is amazing. Thank you.

[@501MATHLETE]

You're welcome. 👍🏼. Glad you like the video and learned something interesting and new. 🙏🏼

[@jamesgasaway6127]

I never learned this theorem. Thanks!

[@501MATHLETE]

I'm glad you learned something new 😊. It was my intention to solve the problem this way so that others may also learn about the shoelace theorem; it is little-known but I think it should definitely be more famous.