
cts:circle-radius( $circle as cts:circle ) as xs:numeric
Returns a circle's radius.
| Parameters | |
|---|---|
| circle | The circle. | 
xs:float or
 xs:double type, depending on the precision of the governing
 coordinate system.
cts:circle-radius(cts:circle(20, cts:point(37.655983, -122.425525))) => 20