sentences:  Before the merger Corminboeuf had an area, (as of the 2004/09 survey) of .Of this area, about 51.8% is used for agricultural purposes, while 33.3% is forested and 14.9% is settled (buildings or roads).In the 2013/18 survey a total of or about 12.9% of the total area was covered with buildings, an increase of over the 1981 amount.