Trigonometry - Exact Trigonometric Values and the Unit Circle

Trigonometry - Exact Trigonometric Values and the Unit Circle

TGM Original Questions

Complete the following table.

\(\alpha\)\(\sin \alpha\)\(\cos \alpha\)\(\tan \alpha\)
\(0^\circ\) or \(0\) rad\(0\)\(1\)\(0\)
\(30^\circ\) or \(\frac{\pi}{6}\) rad
\(45^\circ\) or \(\frac{\pi}{4}\) rad
\(60^\circ\) or \(\frac{\pi}{3}\) rad
\(90^\circ\) or \(\frac{\pi}{2}\) radUndefined
\(120^\circ\) or \(\frac{2\pi}{3}\) rad
\(135^\circ\) or \(\frac{3\pi}{4}\) rad
\(150^\circ\) or \(\frac{5\pi}{6}\) rad
\(180^\circ\) or \(\pi\) rad
\(270^\circ\) or \(\frac{3\pi}{2}\) radUndefined
\(360^\circ\) or \(2\pi\) rad\(0\)\(1\)\(0\)

Video Solution:

Video Solution

Video solution locked

A free account saves your progress; this video needs a course plan.

Solution:

Solution locked

680+ questions here come with free worked solutions. A free account saves your questions and progress; this one needs a course plan.

Answer:Special-angle trig table for \(0^\circ,30^\circ,45^\circ,60^\circ,90^\circ,120^\circ,135^\circ,150^\circ,180^\circ,270^\circ,360^\circ\).

Need help? Join our A-Maths tuition classes.

Learn more