If all areas with a mean annual precipitation of less than 250 mm were included, the Sahara would be over 11 million square kilometres (4,200,000 sq mi) in area.
No mairaman amin ti natimbeng a tinawen a panatudtudo ti basbassit ngem 250 mm, ti desierto ti Sahara ket sumurokto iti 11 riwriw kuadrado kilometro (4,200,000 sq mi) iti kalawa.