If 90 degrees < A < 180 degrees and sin a = 4/7 then determine the exact values of vos a and tan a.

During the cold war, the united states was involved in certain regional conflicts due to fears later called the domino theory, which stated which concept?

The major impact third parties have on presidential elections has been to.. a. encourage larger vote turnout b. recruiter leader from the democratic and republican party to run for president c. generate increased party identification among the electorate d. developing issues that are later adopted by the major political parties e. drawn off of votes from the major parties to throw election into the house representatives

Why did president wilson want the us to provide leadership at the end of wwi