Contacts between sedentary and nomad peoples<span> resulted in trade, tribute payments</span>
Answer:
∠I ≅ ∠K
This is the answer i have concluded from looking at others, not 100%
Answer: Mexico city is in central America
Explanation: this question is a little bit tricky since Mexico (the country) in general is located part in North America and part in Central America. However, Mexico city which is the capital of Mexico is definitely located in North America.
The central meridian is the tangent of a projection,the prime meridian is in Greenwich,England