VeAnswer:This question belongs under mathematics
Explanation: It talks about angles and you might want to add a image to let us know what problem your working on
Direct democracy or pure democracy is a form of democracy in which people decide on policy initiatives directly. This differs from the majority of currently established democracies, which are representative democracies.
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The First Crusade which was in 1096, was the only successful Crusade.
D. Periodization. this is because none of the other options make sense; chronology is the order of events, geography is the study of geographical locations, continuity is the act or appearance of something continuing into the forseeable future.
