TY  - CHAP
M1  - Book, Section
TI  - Trigonometric Functions
A1  - Hall, Susan J.
PY  - 2023
T2  - Basic Biomechanics, 9e
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  following  right  triangle  with  sides  A,  B,  and  C,  and  angles  α,  β,  and  γ.  
SN  - 
PB  - McGraw-Hill Education
CY  - New York, NY
Y2  - 2024/04/18
UR  - accessphysiotherapy.mhmedical.com/content.aspx?aid=1199270359
ER  -