Question: flags that are exactly the same?
Answer: Chad and Romania. Chad, flag of; Romania, flag of Encyclopedia Britannica. ... 
Senegal and Mali. Senegal, flag of; Mali, flag of Encyclopedia Britannica. ... 
Indonesia and Monaco. ... 
New Zealand and Australia. ... 
Ireland and Côte d'Ivoire. ... 
Norway and Iceland. ... 
Venezuela, Ecuador, and Colombia. ... 
Luxembourg and the Netherlands.