trigonometry · worked example

Solve tan(30°) = √3/3

Method: spezieller Winkel. Verified step-by-step solution with our free AI math solver.
Problem

tan(30°)\tan(30°)

Step-by-step solution

  1. In einem 3030-6060-9090-Dreieck betragen die Seitenverhältnisse 1:3:21 : \sqrt{3} : 2.

  2. Gegenkathete/Ankathete für den 30°30°-Winkel: tan(30°)=13\tan(30°) = \frac{1}{\sqrt{3}}.

  3. Nenner rational machen: 1333=33\frac{1}{\sqrt{3}} \cdot \frac{\sqrt{3}}{\sqrt{3}} = \frac{\sqrt{3}}{3}.

Answer

tan(30°)=33\tan(30°) = \tfrac{\sqrt{3}}{3}

Want to solve a different problem? Open the sin-cos-tan solver →