3. Geometry and Trigonometry
Compound Angle Formulae — Quiz
Test your understanding of compound angle formulae with 5 practice questions.
Practice Questions
Question 1
Which identity is correct for $\sin(A+B)$?
Question 2
Which identity is correct for $\cos(A+B)$?
Question 3
What is the exact value of $\sin 75^\circ$?
Question 4
What is the exact value of $\cos 15^\circ$?
Question 5
What is the exact value of $\tan 75^\circ$?