I don't think that any country has a flag like that. But I do know that is the flag for the world Olympics.
Nepal
the ratio of the length to width of the national flag or Singapore is 5 : 3
the answer to this question is the South Africa flag is the best flag with 5 points and a crescent on it.
Heresy
Heresy
We have six (6) of them: 1. The Jamaican Flag 2. The Doctor Bird 3. The Blue Mahoe 4. The Ackee 5. The Lignum Vitae & 6. The Jamaican Coat of Arms
Islamic FlagI think the flag you are looking for is the Singapore flag.
A 5-sided figure is a 'pentagon'.
The rings represent the original 5 continents, every flag in the world has at least one colour of the Olympic rings in their national flag.
denmark
5 sided shape = pentagon ._ /. \ \_/
A 5 sided polygon is a pentagon