How to calculate all the floor area and the floor area to be laid
First, the definition of the surface area: There are two ways: one is to use boundary, one is to use the region, of course, with pl definition of a closed object is also commonly used method is the calculation of the area: one is the area (that is, AA ) Command, and then enter with E or O can be selected, one is to use MASSPROP, you can also get the area value.
CO off the last number can be out
