Solidworks 2012: Sketch mode; how to measure the surface area of a closed chain of entities?
Select all of them and them click on measure tool to get the area.
If that doesn't help then extrude the sketch and then use measure tool to get the face area.
Select on all sketch entities and select section properties to get the area.
Select all of them and them click on measure tool to get the area.
If that doesn't help then extrude the sketch and then use measure tool to get the face area.