How are six basic trigonometry functions (sin, cos, tan, sec, cot, csc) related to each other? - Quora
Interconversion Between Inverse Trigonometric Ratios | What is Interconversion Between Inverse Trigonometric Ratios -Examples & Solutions | Cuemath
![A treatise on plane and spherical trigonometry, and its applications to astronomy and geodesy, with numerous examples . sin A = cosB = cos (90°- A) c cos A = sinB = A treatise on plane and spherical trigonometry, and its applications to astronomy and geodesy, with numerous examples . sin A = cosB = cos (90°- A) c cos A = sinB =](https://c8.alamy.com/comp/2CDM4JG/a-treatise-on-plane-and-spherical-trigonometry-and-its-applications-to-astronomy-and-geodesy-with-numerous-examples-sin-a-=-cosb-=-cos-90-a-c-cos-a-=-sinb-=-sin-90-a-c-tan-a-=-cotb-=-cot-90-a-a-cot-a-==-tanb-=-tan-90-a-b-a-sec-a-=-cosecb-=-cosec-90-a-c-b-cosec-a-=-secb-=-sec-90-a-ca-vers-a-=-covers-b-=-covers-90-a-=-1-c-covers-a-=-versb-=-vers-90a-=1-c-therefore-the-sine-tangent-secant-and-versed-sine-of-anangle-are-equal-respectively-to-the-cosine-cotangent-cosecantand-coversed-sine-of-the-complement-of-the-angle-16-representation-of-the-tri-2CDM4JG.jpg)