Find the exact value of cot 60

- Find the exact value of cot 60 degrees
- Find the exact value of cot 60 in simplest form with a rational denominator
- Find the exact value of tan 60 cot 30
- Find the exact value of tan 2 60 cot 2 30
- Find the exact values of the six trigonometric functions of each angle θ
- Find the exact value of sin 75°
- How to find sec theta