How to create a solid

I want the study to maintain the edges in the line but it’s not letting me

Study of Manha.3dm (1.3 MB)

it may be the fact that English is not my first language, but I did not understand what you are trying to do

Hi Nicole - I am not sure what you are trying to do either but there is at least one opening in your objects that looks like it is not intentional


I’m trying to fill up the large shap

Hello- if all the curves are coplanar and closed, PlanarSrf should help.