Question

Who observed and stated that the Earth is round ?​

Answer 1

Eratosthenes

Explanation:

Hope this answer is helpful to u and give me thanks and take thanks please follow also &please mark me as brainlist

Answer 2

Explanation:

$\huge\blue{✿Answer》}$

$\small\blue{✿Eratosthenes》}$

Under the assumption that the Sun is very far away, the ancient Greek geographer Eratosthenes performed an experiment using the differences in the observed angle of the Sun from two different locations to calculate the circumference of the Earth.