Rectangular Areas:
Circular Areas: Triangular Areas (with 90° angle):
Use the two sides that meet at the 90° angle
Quantity   Length   Width
   
   
   
Quantity   Diameter  
   
   
   
Quantity   Side #1   Side #2
   
   
   
Square Feet:
# bags 1" deep # bags 2" deep # bags 3" deep # bags 4" deep # bags 5" deep # bags 6" deep
Square Yards:
# yards 1" deep # yards 2" deep # yards 3" deep # yards 4" deep # yards 5" deep # yards 6" deep