We use the trigonometric tangent identity:
[tex]\tan30=\frac{opposite}{adjacent}[/tex]
Where:
adjacent = 3
Substitute the values, we have:
[tex]\begin{gathered} \tan30=\frac{opposite}{3} \\ opposite=3\cdot\tan30=3\cdot\frac{\sqrt{3}}{3}=\sqrt{3} \end{gathered}[/tex]
Answer: A.
