How to quickly calculate area and perimeter with cad

The steps for cad to quickly calculate the area and perimeter are as follows:

Operating environment: Founder Leap, win7 Home Basic Edition, cad20 13.

1. First, enter line in the command bar and press the shortcut key L to close the area to be tested.

2. Then enter the boundary command in the input field, hold down the shortcut key BO, and select the area to be measured at the pick-up point. At this time, the selected area becomes a whole.

3. Then enter LIst in the input field, hold down the shortcut key li, and then select the area formed by the boundary command.

4. Enter erase, and the shortcut key E. Delete fields and rows. After completing the above steps, you can quickly calculate and mark the area and perimeter of the room.