Trigonometry - Exact Trigonometric Values and the Unit Circle

Trigonometry - Exact Trigonometric Values and the Unit Circle

Given the basic angle, \(\alpha\), and the quadrant in which \(\theta\) lies, find the value of \(\theta\).

  1. \(25^\circ\), \(4^{th}\) quadrant, \(0^\circ < \theta < 360^\circ\)
  2. \(\frac{2}{7}\pi\), \(3^{rd}\) quadrant, \( 0 < \theta < 2\pi\)

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:(a) 335 degrees. (b) 9pi/7.

Need help? Join our A-Maths tuition classes.

Learn more