How does all those people get mates of an construction?
How does all those people get mates of an consruction? for example an airplane... can anoyne help please?
You probably mean how to start an assembly which is built on a sketch?
It's a Layout sketch, also known as "skeleton part". When you start an empty assembly, you need to select a plane and to draw a sketch with important points, dimensions, lines on which you can mate your parts...