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Find the length of side x in simplest radical form with a rational denominator. 60° 71 30 х

Find the length of side x in simplest radical form with a rational denominator. 60° 71 30 х-example-1
User BladeHal
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1 Answer

4 votes

By definition


\tan (angle)=\frac{\text{opposite side}}{\text{adjacent side}}

From the graph


\begin{gathered} \tan (30)=(7)/(x) \\ \frac{1}{\sqrt[]{3}}=(7)/(x) \\ x=7\sqrt[]{3} \end{gathered}

User S Rivero
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