False
False. He is the first known person to calculate the circumference of the earth. Wikipedia has more information in their post on this interesting fellow. A link to the post is provided below.
Eratosthenes was from ancient greek
Eratosthenes, a greek philosopher, did, hence the name.
Eratosthenes
Eratosthenes
Both were mathematicians
In Cyrene which is a Greek town in northern Africa
About 276 BC Eratosthenes was a Greek mathematician who is credited with a simple method of making a list of as many primes as you wish. His method is known as the Sieve of Eratosthenes.
Eratosthenes of Cyrene (modern-day Libya) was born of Greek parents, and was therefore Greek. In ancient times, many Greeks were born and/or lived outside of Greece, mainly in places around the Mediterranean Sea.
He was born in 276 BC.
The Greek scholar Eratosthenes is called The Father of Geography.
The famous Greek geographer named, Eratosthenes of Cyrene, was born in Cyrene in 276 BC. The city of Cyrene is now known as Libya.