Trigonometry - Exact Trigonometric Values and the Unit Circle

Trigonometry - Exact Trigonometric Values and the Unit Circle

Find the exact value of each of the following

\(\tan 210^\circ\)

\(\cos \frac{8}{3}\pi\)

\(\sin 330^\circ\)

Video Solution:

Video solution locked

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

Create free account Sign in Get the A Math course · from S$39.98/mo

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.

Create free account Sign in Get the A Math course · from S$39.98/mo A Math tuition

Create a free account to practise similar questions.

Create free account Sign in Get the A Math course · from S$39.98/mo A Math tuition

Answer:(a) sqrt(3)/3. (b) -1/2. (c) -1/2.

Need help? Join our A-Maths tuition classes.