User's Guide — 41
[÷] 100 [Sq] [Feet][=] 10.09125 (squares)
Common Rafter Length
— (
Pitch Known
)
The roof you are working on has a
7/12 Pitch, with a span of 23 feet 6
inches. What length should you cut
the Common rafters (not counting the
overhang or ridge adjustments)?
7/12 Pitch
23’ 6”
Keystroke Display
[On/C] [On/C] 0.
7 [Inch] [Pitch] PTCH 7 IN
23 [Feet] 6 [Inch] [÷] 2 [=] 11 FT 9 IN
[Run] RUN 11 FT 9 IN
[Diag] DIAG 13 FT 7-1/4 IN