I was just using the program zerion through ledger and noticed a bunch of transactions that weren't mine. I then realized these were all done on polygon but I've never used polygon. How did someone end up with the same polygon address as my eth address, and do we have the same private key? Do I nee

I was just using the program zerion through ledger and noticed a bunch of transactions that weren't mine. I then realized these were all done on polygon but I've never used polygon.

How did someone end up with the same polygon address as my eth address, and do we have the same private key? Do I need to move everything to a new wallet immediately?

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edit- the person has both sent and received nfts on the address an it wasnt me. looks like im moving everything to a new wallet.

https://preview.redd.it/j6zvxf51wgia1.jpg?width=1080&format=pjpg&auto=webp&v=enabled&s=b854c6b2c189c214d6312866b5dff844d330a680