When religious leaders such as james thornwell and albert barnes wrote about slavery what did they base their views on

What is the area of the trapezoid shown ?

During the cold war, which of the following groups of countries would have all been"behind the iron curtain"

President of the united states has scheduled a cabinet meeting today to discuss energy policy with specific focus on pollution and global warming. given what you know of the executive branch, which group of attendees would the president most likely expect to provide up-to-date information and expert insight during this meeting?