2. Trigonometry

Unit Circle — Quiz

Test your understanding of unit circle with 5 practice questions.

Practice Questions

Question 1

What is the radian measure corresponding to 90 degrees on the unit circle?

Question 2

What is the coordinate point on the unit circle for the angle $\frac{2\pi}{3}$?

Question 3

Which of the following angles has the same sine value as $\frac{5\pi}{6}$?

Question 4

What is the cosine of $270$ degrees?

Question 5

Which angle in radians corresponds to the coordinate point $\left(\frac{\sqrt{2}}{2}, \frac{\sqrt{2}}{2}\right)$ on the unit circle?