5. Trigonometry
Trig Identities — Quiz
Test your understanding of trig identities with 5 practice questions.
Practice Questions
Question 1
What is the value of $ \sin(90^\circ) $?
Question 2
Which identity states that $ \sin^2 \theta + \cos^2 \theta = 1 $?
Question 3
If $ \cos \theta = \frac{4}{5} $, what is $ \sin \theta $ in the first quadrant?
Question 4
Which of the following is equivalent to $ \tan \theta $?
Question 5
What is the value of $ \sin(0^\circ) $?