Gebruiker
Rad= π/6Cos= √3/2Sin= 1/2Tang= √3/3
Rad= π/4Cos= √2/2Sin= √2/2Tang= 1
Rad= π/3Cos= 1/2Sin= √3/2Tang= √3
Rad= π/2Cos= 0Sin= 1Tang= N.D.
2π/3
3π/4
5π/6
π
7π/6
5π/4
4π/3
3π/2
5π/3
7π/4
11π/6
2π