You can determine the slope from the format settings section in the hall settings dialog.
Location of Roof Slope Settings
Select the hall where you want to change the roof slope and click the right mouse button. Click the Properties line from the right click menu that opens.,
Enter the hall settings.
In the l2 box, enter the desired value to locate the ridge of the roof. The program will automatically give the slope values s1 and s2 .
You can also value s1 or s2 slope boxes for roof slope. In this case, the program will automatically give the roof height.
Your roof will be formed according to the values you entered.
Hall view before changing the hall width
Hall view after l 2 is changed to 500 cm
Hall view after changing s1 or s2 to 65 cm