# Formula for Area of Overlapping Rings?

1. Mar 27, 2009

### jpg15

Could anyone direct me to a formula for the area enclosed by two overlapping rings? Sketch below...

Thanks...
-jg

2. Mar 27, 2009

### jpg15

I realize my question was a little bit ambiguous... specifically, the area in terms of the radius of the two circles and the distance between their centers. The rings are identical.

-jg

3. Mar 27, 2009

### HallsofIvy

Staff Emeritus