The important contribution to navigation made by Eratosthenes in the third-century bc was a reasonably accurate calculation of the circumference of our planet.
Who is Eratosthenes?
Eratosthenes was born in 276 BC and died in 194 BC. He was a well-known poet, mathematician, a researcher in geography, and theorist of music. He was the first to gauge the size of the planet.
The Earth was first measured by Eratosthenes of Cyrene. The precise measurement of Earth's circumference was greatly aided by Eratosthenes' work in the third-century bc.
As a result, the Eratosthenes in the third century bc accurate calculation of the Earth.
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The Federal Deposit Insurance Corporation (FDIC) was created in in 1933 and it was to protect bank depositors and ensure a level of trust in the American banking system, during the Great Depression.
The Exchange Commission (SEC) was created in 1934 and the goal was to to help investors feel comfortable to put money back into the stock market.
Both were important to create confidence in american people, and to create the possibility to get out of the Great Depression.
Answer:
THis didnt make sense
Explanation:
you should clearify a little bit so other people can help
