Respuesta :

odenrox
1. x=sin^-1(44/50)
    x=sin^-1(.88)
    x=1.0758622
2. x=cos^-1(4/6)
    x=.8410686706
AL2006
In the drawing on the left, sin(x)=0.88. In the drawing on the right, cos(x)=2/3. Lookum up.