A 30ft X 30ft roof would be 9 squares
It depends on the size of the shingle!
If you mean square feet, there are 100 square feet in a square. So 20 squares is 2000 square feet.
165 + 5% or so for mistakes
16.8 Square, but, you can only purchase full square packages
A 30ft X 30ft roof would be 9 squares
48x32 what and to what depth.
12
It depends on the size of the shingle!
you will have to give measurements for your roof if you want the answer
Six 'squares' will do it and leave a few spare.
TERRA COTTA ROOF
3 3/4 squares.
You need 18 squares, which is 54 bundles.
If you mean square feet, there are 100 square feet in a square. So 20 squares is 2000 square feet.
165 + 5% or so for mistakes
The answer depends on the units used for the measurements given in the question.