Who was the first to determine the Earth's circumference?
APtolemy
BEratosthenes
CHipparchus
DMercator
Answer:
B. Eratosthenes
Read Explanation:
Eratosthenes was the first to determine the circumference of the Earth based solely on the angle of sunlight.
He calculated it as 250,000 stadia. A stadia is a unit used to measure distance.
Eratosthenes was also the first to use the word "geography."
