Calculate Area

This function calculates the area of a region enclosed by the selected items. Supported boundaries are: 

• Lines connected by their vertices (“segmented lines”); 
• Poly-lines;
• Polygons; 
• Freehand lines;
• Bézier curves;
• Splines;
• Circles, arcs, ellipses. 

To use this command, select the boundary items, then choose Tools ▸ Calculate Area: a new text label displaying the area of the region in the current units is created in the center of the selection.