Using the formula:

Which is, 3.14 x 2^2 (radius is half of diameter)
Which equals 12.56.
Answer:
A military oligarchy is a government in which the military exercises control over the people. The Spartan government was divided into two bodies: the Gerousia, or council of elders, and the Apella, or assembly. The Gerousia was similar to the Council of 500, and the Apella was similar to the Assembly in Athens
3, i think it is 3 Because listen, "The author does not believe he thought of Merlins voice on his own.. Makes sence..