hi
in trig...
TAN(a)=Rise/Run
but all that will give you is 50% slope(grade).
see this site....
http://www.1728.com/gradient.htm
it will calculate degrees, grades, etc.

I think you want to calculate ratio.

Regards
FSt1

"Amos Carver" wrote:

I need to know how to convert the roof pitch stated at 6/12 into degrees. I
know I have a rise of six inches per foot. I am using Excel 2007 and cannot
seem to get the formula correct. Please help me out. This is really bugging
me Thanks
--
Amos