The computation in AutoCAD the area of 2 dimension graph

To simple logo, be like rectangular, triangle. Simply carries out command AREA (can be a command be inputted all right or click correspondence to command icon) , hint in the command " Specify First Corner Pointor[Object/Add/Subtract]: ? Bake Xi  ignoranting  crouchs uncover nest ∪ [box Ling  cuts gastric Gu Yao of bad gourd ladle sincering feeling carries UtoCAD area of will automatic computation (Area) , circumference (Perimeter) , go result rank order. 2.

To simple logo, if round or other is multistage line (Polyline) , batten line (Spline) 2 dimension of composition close graph. Executive command AREA, hint in the command " Specify First Corner Pointor[Object/Add/Subtract]: ? Bake option of Bject of Zuo of Xi  ≡ , according to clew the choice wants calculative figure, autoCAD will be calculated automatically area, circumference. 3.

Complex to what comprise by simple and linear, circular arc close graph, cannot carry out AREA to command computational graph area directly. Must use Boundary to command first (its use dialog box of the graph below methodological according to to choose immediateness, it is founded at the face region of thalweg fill together) , found region of a face in order to want the figure of computational area (Region) or multistage line object, carry out command AREA again, hint in the command " Specify First Corner Pointor[Object/Add/Subtract]: ? Bake option of Bject of Zuo of Xi  ≡ , choose the face region figure that just builds according to clew, autoCAD will be calculated automatically area, circumference. CNC Milling