Respuesta :

altavistard
We want sin A.  sin A is defined here as opp / hyp, and the values here are
                          sin A = 9.5 / 11 = 0.864, which, when rounded off to the 
                          nearest hundredth, is 0.86 (answer)
Jamesgoat23

Answer: 45^2 = 54^2 + 67^2 - 2(54)(67) cos X

Step-by-step explanation: