more ... Two Angles are Supplementary when they add up to 180 degrees. They don't have to be next to each other, just so long as the total is 180 degrees. Examples: 60Â° and 120Â° are supplementary angles. 93Â° and 87Â° are supplementary angles.
The colonies had grown vastly in economic strength and cultural attainment, and virtually all had long years of self-government behind them. In the 1760s their combined population exceeded 1,500,000 -- a sixfold increase since 1700.
Slaves and indentured servants, although present in the North, were much more important to the South. They were the backbone of the Southern economy. Settlers in the Southern colonies came to America to seek economic prosperity they could not find in Old England. The English countryside provided a grand existence of stately manors and high living. But rural England was full, and by law those great estates could only be passed on to the eldest son.