It depends on what the 60 refers to.
It depends on whether the ratio refers to the angles of the triangle or the length of the sides.
right angle=90 degrees and a right triangle has one side of it that forms a 90 degree angle...as for the naming "right" don't know but it refers to 90 degree angle
This probably refers to how to handle computations with the set of Complex Numbers (which is a combination of the set of real numbers and imaginary numbers), rather than just complicatedcalculations, or calculations which are very involved and as-such appear very complex (which is a different thing than Complex Numbers).
The law of sines refers to a relationship between the sides and the angles of a triangle. Consequently, it is used in trigonometry and, to a lesser extent, in geometry. It is not really relevant in calculus or statistics.
The iron triangle refers to the complex relationship between interest groups, Congress, and the federal bureaucracy.
The difference between complex and complicated is that 'complex' refers to many different components, whereas "complicated" refers to a high level of difficulty.
The Jakota Triangle is a concept in international relations that refers to the political, economic, and military alliance between Japan, South Korea, and the United States. This trilateral relationship is aimed at promoting peace and security in the Asia-Pacific region.
détente
détente
diplomacy
Intergovernmental refers to relations between different governments, such as separate countries. Intragovernmental defines relations between separate government entities - within the same overall government structure (for example different counties within one state).
the triangle refers to the three rivers in pittsburgh. Alternatley it refers to the area in downtown pittsburgh, the 'golden triangle.'
Ping Pong Diplomacy usually refers to the events which took place in 1971. Several countries were invited to China to play some friendly table tennis matches. At that time, China's contact with the outside world was limited ... and relations between China and the USA in particular were very tense. These matches helped to improve relations between China and USA.
Public relations refers to creation of positive interactions between the public and an entity. Publicity simply refers to creating awareness about something.
The Cold War.
These are Informal Organizations.