Exact value of π
- Exact value of pi
- Exact value of pi 6
- Exact value of pi 3
- Exact value of pi 2
- Exact value of sin π 12
- Exact value of sin pi 3
- Exact value of cos pi 12
- Exact value of sin pi 12
- Exact value of sin pi 4
- Exact value of cos pi 6
- Exact value of cos pi
- Exact value of cos pi 8
- Exact value of sec pi 4
- Exact value of cos pi 7
- Exact value of pi in fraction