a mathematical field of study in which you study triangles and their relationships with angles and the unit circle. usually taken after geometry or algebra 2.
You: Have you learned trigonometry yet?
Me: Yup. Sine, cosine, tangent. Secant, cosecant, cotangent.
Me: Yup. Sine, cosine, tangent. Secant, cosecant, cotangent.
by ilovemathandscience February 26, 2016