Open Question
Find one solution for each equation. Assume all angles involved are acute angles. See Example 3.cos(2θ + 50°) = sin(2θ - 20°)
3. Unit Circle
Trigonometric Functions on the Unit Circle
Struggling with Trigonometry?
Join thousands of students who trust us to help them ace their exams!Watch the first video
1:20 minutesOpen Question
Determine whether each statement is true or false. See Example 4.tan 28° ≤ tan 40°
Verified video answer for a similar problem:This video solution was recommended by our tutors as helpful for the problem above
Video duration:
1mWas this helpful?
6:34mWatch next
Master Sine, Cosine, & Tangent on the Unit Circle with a bite sized video explanation from Patrick
Start learningRelated Videos
Related Practice
Trigonometric Functions on the Unit Circle practice set
Problem sets built by lead tutorsExpert video explanations