Answer:
12.3
Step-by-step explanation:
Use the law of sines.
[tex] \dfrac{a}{\sin A} = \dfrac{b}{\sin B} [/tex]
[tex] \dfrac{14}{\sin 80^\circ} = \dfrac{x}{\sin 60^\circ} [/tex]
[tex] x = \dfrac{14\sin 60^\circ}{\sin 80^\circ} [/tex]
[tex] x = 12.3~cm [/tex]
