Rectangular Beds
Gravel driveways use 10 ft. for width / Rectangular/Square Beds
What type of material do you want?
How wide is the area? (in feet) 
How long is the area? (in feet)
How thick (deep) do you want to fill (in inches)? 
You'll need  for your project.

Circular Beds
What type of material do you want?
What is the diameter? (in feet) 
How thick (deep) do you want to fill (in inches)? 
You'll need  for your project.

Triangular Beds
(Measure the two sides that meet at the 90° angle)
What type of material do you want?
What is length of the first side? (in feet)
What is length of the second side? (in feet)
How thick (deep) do you want to fill (in inches)?
You'll need for your project.