Respuesta :

9514 1404 393

Answer:

  A.  29.7

Step-by-step explanation:

  [tex]\displaystyle\sin{24^\circ}=\frac{12.1}{x}\qquad\text{given}\\\\x=\frac{12.1}{\sin{24^\circ}}\qquad\text{multiply by $\frac{x}{\sin{24^\circ}}$}\\\\\boxed{x\approx29.7}[/tex]