Look in alt.binaries.pictures. woodworking for "Arc calculator - Arc
It's a spreadsheet I did for the freeware Open Office suite's Calc
spreadsheet program. You can download that Sun Corporation freebie (
a direct alternative to Microsoft Office, it also reads their files,
with some exceptions due to different formatting and so on) here if
I'll do one in Excel if someone requests it. Spreadsheets are not
usually compatible, so it will have to be redone. This is a fairly
simple one, and I hope it will be of use. just ignore the math in the
formulas if you want, but it's not protected if you feel the urge ot
look into it.
I divided the half chord into ten parts, but can also redo that if
more are needed. This does the calculation knowing the chord
half-length, and the height from chord to arc at its center.
Calculations are for other heights along the chord to get points on
the arc. Just the half is needed for a template, or to transfer