On 4/15/2013 11:38 AM, Leon wrote:
On 4/15/2013 10:14 AM, Gramp's shop wrote:
I need to draw an arc for a piece of trim. The end points of the arc
are 5 feet apart and the depth of the arc at the center point is 2
inches. What is the radius of the circle?

There ought to be an equation for this that would be far superior to
trial and error, oui?

Larry




R=226" according to Sketchup.

Trigonometry concurs.

http://www.flickr.com/photos/gdguari...ream/lightbox/

Thanks to the O.P. for a pleasant lunchtime puzzle.