TY - CHAP M1 - Book, Section TI - Appendix B: Trigonometric Functions A1 - Hall, Susan J. PY - 2007 T2 - Basic Biomechanics, 5e AB - Trigonometric functions are based on relationships present between the sides and angles of triangles. Many functions are derived from a right triangle—a triangle containing a right (90˚) angle. Consider the right triangle below with sides A, B, and C, and angles α, β, and γ. SN - PB - The McGraw-Hill Companies CY - New York, NY Y2 - 2024/04/24 UR - accessphysiotherapy.mhmedical.com/content.aspx?aid=6064635 ER -