1. sin(45°) = √2/2
2. cos(30°) = √3/2
3. tan(60°) = √3
4. sec(120°) = -2
5. cot(225°) = 1
6. csc(330°) = -2
7. cos(270°) = 0
8. tan(90°) = undefined
9. sin(180°) = 0
10. csc(-45°) = -√2
11. sec(-150°) = -2√3/3
12. cot(-120°) = -1/√3
13. tan(570°) = √3
14. cos(495°) = -√2/2
15. sin(660°) = -√3/2
16. sin(π/6) = 1/2
17. cos(π/3) = 1/2
18. tan(π/4) = 1
19. sec(3π/4) = -√2
20. cot(5π/3) = -1/√3
21. csc(7π/6) = -2
22. cos(π/2) = 0
23. tan(π) = 0
24. sin(3π/2) = -1
25. csc(-2π/3) = -2√3/3
26. sec(-5π/4) = -√2
27. cot(-11π/6) = -√3
28. tan(11π/4) = -1
29. cos(17π/3) = 1/2
30. sin(19π/6) = -1/2
Parent Tip: Review the logic above to help your child master the concept of unit circle practice worksheet.
