I don't really think I am right but maybe d I think sorry if it's wrong
Answer:
James Madison was the 4th president
Explanation:
I know this because I searched the order of presidents from the first to now the 4th one one James Madison. I hope that this helped you! :)
The Incas were highly advanced in terms of mathematics and
astronomy. Their unique architecture of
massive stonework is made possible by their great understanding of mathematics.
Inca structures where made of precisely hewn stones that fit together so
perfectly without use of mortar. They also understood astronomy and made very
accurate calendars.
Answer:
https://www.columbus.gov/communityhealthassessment/
Explanation: