Trigonometry. By: Justin Ferranto. What is Trigonometry?. Trig. Basically deals with the study of triangles. Mathematicians use trig. to study relationships between the sides and angles of a triangle. . Where did Trig. originate?.
By: Justin Ferranto
The six trig functions are sine, cosine, tangent, Secant, Cosecant, and Cotangent.
Three most used: sine, cosine, and tangent.
Sine- Tangent- Cosecant-
Cosine- Secant- Cotangent-