The calculated distance (air line) between Mertule Maryam and Addis Ababa is approximately 129 miles respectively 208 kilometers.
By car or train, the actual journey to Addis Ababa is certainly longer, as only the direct route (as the crow flies) between Mertule Maryam and Addis Ababa has been calculated here.
Air line (approximately)
208 kilometers
112 nautical miles