Face From Side View

I'm new to 3ds max as of today. I need to connect one side of this mesh to the other. How can I select vertices and create faces from them? Like this picture... Thanks for any and all help!

face from side view 1

See my screenshots for reference. There is a plan view, section view, & elevation view included. I am trying to host face-based boxes to the face of a balcony in a theater. This balcony face is within the linked architectural model. The balcony face is angled (as you can see in the section view) and also curved (as seen in plan).

I am wanting to make a checkered type pattern on the curved face of this handle half... I sketched a triangle on the side of the face and was going to create a sweep over the surface. But to do this I had to draw the angles I wanted the checkering at, then project them onto the curfed face. Now the ...

face from side view 3

I'm wanting to face select both sides of this part to chamfer everything inside it, and deselect all the countersunk holes so it doesn't try to chamfer them again. Is there a way to do this or do I have to select each individual edge...

Hello, I've been using the Split face tool (looking like a little tv screen) to add some differents materials to some part of the ceiling. Now i want to edit that shape because the project changed but i can't select that "Face Split" anymore. How can i acheive that ? Or how do i delete what i've cr...

face from side view 5