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Using Trigonometry to Find the Height of a Building. Trigonometry, branch of mathematics that deals with the relationships between the sides and angles of triangles and with the properties and applications of the trigonometric functions of angles. The two branches of trigonometry are plane trigonometry, which deals with figures lying wholly in a single plane, and spherical trigonometry, which deals with triangles that are sections of the surface of a sphere.
Musings of a wandering thinker trying to fail forward. Thursday, September 25, 2014. Responding to a Violent World. Talk delivered at Central Church. On Sunday, September 21, 2014. If you cannot see the audio controls, your browser does not support the audio element. Thursday, December 26, 2013. This has been a very slow blogging year for me, at least on this site.