As far as I know there is not. The type of roof, way that the shingles were installed, age of the shingles, number of layers of shingles, and many other factors all affect how a roof ages. I would suggest that if you are dealing with your insurance company you contact an engineering firm who specializes in this to conduct a study of your roof.
Hugo Du Plessis has written: 'Fibreglass boats' -- subject(s): Fiberglass boats 'Fiberglass boats' -- subject(s): Fiberglass boats
It is already written in standard form.
It is already in standard form as written.
It is already in standard form as written.
It is already in standard form as written.
83 written in standard form?
Natural Standard. has written: 'Natural Standard Herb and Supplement Handbook'
It is already written in standard form.
It is already in standard form as written. (632,000)
6.15 when written in standard form is 6.15 × 100
1.05x108 written in standard notation is 105,000,000
139 written in standard form = 1.39 × 102