1 square mile = 640 acres. Area of a circle = (pi) (radius) 2 Area = (pi) (0.5) 2 = 0.25 pi = 0.7854 square mile = 502.655 acres.
The book I read was a fiction book called, Kidnapped Book 1: The Abduction, by Gordon Korman. The story is about how the Falconers family was put in court for being guilty or not. When they got set off, there was a lot of people that hated the Falconers family. Even there child's lives have been effected by this.
Genre: Science Fiction. The City Of Ember is science fiction. It takes place in the future and certain inventions like the genorater are not from our time. The genorater fuels the electricity in Ember. We do not have genoraters for towns now so it would be considered a futuristic invention.