After some searching I found:
- Using theta and "b" to find out the height of a building.
Thanks in advance.
Too many to name. Anything that involves the study of the measure of triangles is trigonometry. The Egyptians used Pythagorean triplets to produce right angles using the "rope stretching method." (a circular rope with 12 knots. stretch so that you have 3, 4, 5)
So, it has played a role as long as architecture has been architecture.