print("Degrès en radiant :") print("Degrès | 0 | 30 | 45 | 60 | 90 | 180 | 360 |") print("Radiant | 0 | π/6 | π/4 | π/3 | π/2 | π | 2π |") print("") print("Cosinus et Sinus :") print(" x | 0 | π/6 | π/4 | π/3 | π/2 | π |") print(" cos x | 1 | √3/2 | √2/2 | 1/2 | 0 | -1 |") print(" sin x | 0 | 1/2 | √2/2 | √3/2 | 1 | 0 |") print("") print("Formules :") print("1. cos(-x) = cos x | sin(-x) = -sin x") print("2. cos(π + x) = -cos x | sin(π + x) = -sin x") print("3. cos(π - x) = -cos x | sin(π - x) = sin x") print("4. cos(π/2 + x) = -sin x | sin(π/2 + x) = cos x") print("5. cos(π/2 - x) = sin x | sin(π/2 - x) = cos x")