Needing some help clipping paths

Heyo!

I'm trying to get rid of the paths outside of the shape. There has to be come kind of combination of clip/mask I am just not getting to make this work.

Is there another way to make a shape(or shapes) like this other than with bezier paths?

https://preview.redd.it/uf8htecy7a0b1.png?width=831&format=png&auto=webp&s=f102b93c837d4e8a9fc924a98a792320351324cb