Answer:
The value of pi helped them calculate the circumference of Earth. The value of pi helped them explain that Earth is a rotating sphere.
Explanation:
good luck
Answer:
I think It is B sorry if I'm wrong
The Federal Reserve Act is an Act of Congress that created the Federal Reserve System, and which created the authority to issue Federal Reserve Notes as legal tender
Theodore Roosevelt
William Howard Taft
and Woodrow Wilson
Hope this helps. :)