Assignment 1-2D Meshing Challenge

Step 01: Geometry clean up

Quick edit --> toggle edge --> set tolerance --> select edge

To fill open surface

Surfaces --> set line --> select edge

Step 02: Generate mid surface

Auto midsurface / intrim surface --> select surface --> extract

Step 03: clean mid surface

Step 04: mesh mid surface

Step 05: Apply thickness in property panel.

Please see detail steps in attached document.