Convert perch (Ireland) to x unit
Selected category: length.
Definition and details for perch (Ireland):
Perch is a traditional unit of length. In Ireland perch is defined as 21 feet or 6.4008 meters.
Definition and details for x unit:
X unit (Xu) is a unit of length used for measuring the wavelength of x-rays and gamma rays. This unit is approximately 1.0021 x 10-13 meter.