[tex] \displaystyle\\
Aria \Delta ABC = \frac{AB \times AC \times sin(BAC)}{2}=\\\\
= \frac{8 \times 8 \times sin(30^o)}{2}=\\\\
= \frac{8 \times 8 \times \dfrac{1}{2}}{2}=\\\\
= \frac{8 \times 8 }{2\times 2}=\\\\
= \frac{64}{4}= \boxed{\bf 16~cm^2}
[/tex]
