Given The Law Of Sines And The Law Of Cosines Two Points A And B Are On Opposite

Given the Law of Sines: 

and the Law of Cosines, 

Two points A and B are on opposite sides of a building. An architect chooses a third point C that is 104 yards from A and 80 yards from B, with angle C measuring 61.5°. 

How far apart are A and B to the nearest yard?[[1]] 

What is the measure of angle A to the nearest degree?[[2]]