<span>The Mesopotamians made sails to harness the wind to move boats, and eventually sailed and traded as far away as what is now India.
It allowed them to trade good with faraway lands</span>
QUESTION: Suppose you were given a rock from near the surface of the seafloor in the Gulf of Mexico. Chances are that this rock will be of what type?
ANSWER: SEDIMENTARY
Answer:
Explanation:
Angle of depression = 
b = Height of building = 42 feet
p = Distance from the car to the base of the building
From the trigonometric identities we get
The distance from the car to the base of the building is .
#10 is incorrect, the correct answer is Korea.
#11 is incorrect, the correct answer is Japan.
#13 is incorrect, the correct answer is Communist.
#14 is incorrect, the correct answer is Collective Farms.
#15 is incorrect, the correct answer is Ganges River.
As far as I know, all other answers are correct.
Feel free to ask for explainations.
